Home / 147,124.32-220,688.52-41,943.28

Finding the Fourth Proportional to 147,124.32, 220,688.52 and 41,943.28

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Solution

The fourth proportional to 147,124.32, 220,688.52 and 41,943.28 is: 62,915.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,124.32 : 220,688.52 = 41,943.28 : x
  2. Step 2: Convert to fraction form
    147,124.32/220,688.52 = 41,943.28/x
  3. Step 3: Cross multiply
    147,124.32x = 220,688.52 × 41,943.28
  4. Step 4: Simplify right side
    147,124.32x = 9,256,400,387.15
  5. Step 5: Solve for x
    x = 9,256,400,387.15/147,124.32
  6. Step 6: Final answer
    x = 62,915.50

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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.