Home / 272,356.10-375,862.11-164,865.32

Finding the Fourth Proportional to 272,356.10, 375,862.11 and 164,865.32

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Solution

The fourth proportional to 272,356.10, 375,862.11 and 164,865.32 is: 227,520.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,356.10 : 375,862.11 = 164,865.32 : x
  2. Step 2: Convert to fraction form
    272,356.10/375,862.11 = 164,865.32/x
  3. Step 3: Cross multiply
    272,356.10x = 375,862.11 × 164,865.32
  4. Step 4: Simplify right side
    272,356.10x = 61,966,627,041.03
  5. Step 5: Solve for x
    x = 61,966,627,041.03/272,356.10
  6. Step 6: Final answer
    x = 227,520.61

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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.