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Finding the Fourth Proportional to 77,882.54, 116,746.17 and 32,915.24

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Solution

The fourth proportional to 77,882.54, 116,746.17 and 32,915.24 is: 49,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,882.54 : 116,746.17 = 32,915.24 : x
  2. Step 2: Convert to fraction form
    77,882.54/116,746.17 = 32,915.24/x
  3. Step 3: Cross multiply
    77,882.54x = 116,746.17 × 32,915.24
  4. Step 4: Simplify right side
    77,882.54x = 3,842,728,204.63
  5. Step 5: Solve for x
    x = 3,842,728,204.63/77,882.54
  6. Step 6: Final answer
    x = 49,340.05

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1.5x scale

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.