Home / 88,640.16-132,931.38-29,459.94

Finding the Fourth Proportional to 88,640.16, 132,931.38 and 29,459.94

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Solution

The fourth proportional to 88,640.16, 132,931.38 and 29,459.94 is: 44,180.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,640.16 : 132,931.38 = 29,459.94 : x
  2. Step 2: Convert to fraction form
    88,640.16/132,931.38 = 29,459.94/x
  3. Step 3: Cross multiply
    88,640.16x = 132,931.38 × 29,459.94
  4. Step 4: Simplify right side
    88,640.16x = 3,916,150,478.92
  5. Step 5: Solve for x
    x = 3,916,150,478.92/88,640.16
  6. Step 6: Final answer
    x = 44,180.32

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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.