Home / 127,422,192.96-175,837,029.12-71,672,264.64

Finding the Fourth Proportional to 127,422,192.96, 175,837,029.12 and 71,672,264.64

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Solution

The fourth proportional to 127,422,192.96, 175,837,029.12 and 71,672,264.64 is: 98,904,576.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,422,192.96 : 175,837,029.12 = 71,672,264.64 : x
  2. Step 2: Convert to fraction form
    127,422,192.96/175,837,029.12 = 71,672,264.64/x
  3. Step 3: Cross multiply
    127,422,192.96x = 175,837,029.12 × 71,672,264.64
  4. Step 4: Simplify right side
    127,422,192.96x = 12,602,638,084,600,026
  5. Step 5: Solve for x
    x = 12,602,638,084,600,026/127,422,192.96
  6. Step 6: Final answer
    x = 98,904,576.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.