Home / 112,592.20-155,370.20-62,291.20

Finding the Fourth Proportional to 112,592.20, 155,370.20 and 62,291.20

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Solution

The fourth proportional to 112,592.20, 155,370.20 and 62,291.20 is: 85,957.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,592.20 : 155,370.20 = 62,291.20 : x
  2. Step 2: Convert to fraction form
    112,592.20/155,370.20 = 62,291.20/x
  3. Step 3: Cross multiply
    112,592.20x = 155,370.20 × 62,291.20
  4. Step 4: Simplify right side
    112,592.20x = 9,678,196,202.24
  5. Step 5: Solve for x
    x = 9,678,196,202.24/112,592.20
  6. Step 6: Final answer
    x = 85,957.96

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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.