Home / 112,967,739.91-169,374,251.10-57,528,259.78

Finding the Fourth Proportional to 112,967,739.91, 169,374,251.10 and 57,528,259.78

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Solution

The fourth proportional to 112,967,739.91, 169,374,251.10 and 57,528,259.78 is: 86,252,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,967,739.91 : 169,374,251.10 = 57,528,259.78 : x
  2. Step 2: Convert to fraction form
    112,967,739.91/169,374,251.10 = 57,528,259.78/x
  3. Step 3: Cross multiply
    112,967,739.91x = 169,374,251.10 × 57,528,259.78
  4. Step 4: Simplify right side
    112,967,739.91x = 9,743,805,917,433,622
  5. Step 5: Solve for x
    x = 9,743,805,917,433,622/112,967,739.91
  6. Step 6: Final answer
    x = 86,252,995.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.