Home / 112,518.76-155,275.50-62,217.76

Finding the Fourth Proportional to 112,518.76, 155,275.50 and 62,217.76

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Solution

The fourth proportional to 112,518.76, 155,275.50 and 62,217.76 is: 85,860.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,518.76 : 155,275.50 = 62,217.76 : x
  2. Step 2: Convert to fraction form
    112,518.76/155,275.50 = 62,217.76/x
  3. Step 3: Cross multiply
    112,518.76x = 155,275.50 × 62,217.76
  4. Step 4: Simplify right side
    112,518.76x = 9,660,893,792.88
  5. Step 5: Solve for x
    x = 9,660,893,792.88/112,518.76
  6. Step 6: Final answer
    x = 85,860.29

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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.