Home / 112,810.84-155,685.18-62,508.76

Finding the Fourth Proportional to 112,810.84, 155,685.18 and 62,508.76

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Solution

The fourth proportional to 112,810.84, 155,685.18 and 62,508.76 is: 86,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,810.84 : 155,685.18 = 62,508.76 : x
  2. Step 2: Convert to fraction form
    112,810.84/155,685.18 = 62,508.76/x
  3. Step 3: Cross multiply
    112,810.84x = 155,685.18 × 62,508.76
  4. Step 4: Simplify right side
    112,810.84x = 9,731,687,552.18
  5. Step 5: Solve for x
    x = 9,731,687,552.18/112,810.84
  6. Step 6: Final answer
    x = 86,265.54

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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.