Home / 112,592.78-155,376.88-62,292.14

Finding the Fourth Proportional to 112,592.78, 155,376.88 and 62,292.14

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Solution

The fourth proportional to 112,592.78, 155,376.88 and 62,292.14 is: 85,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,592.78 : 155,376.88 = 62,292.14 : x
  2. Step 2: Convert to fraction form
    112,592.78/155,376.88 = 62,292.14/x
  3. Step 3: Cross multiply
    112,592.78x = 155,376.88 × 62,292.14
  4. Step 4: Simplify right side
    112,592.78x = 9,678,757,429.11
  5. Step 5: Solve for x
    x = 9,678,757,429.11/112,592.78
  6. Step 6: Final answer
    x = 85,962.51

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1.5x scale

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.