Home / 112,833.72-155,710.66-62,532.76

Finding the Fourth Proportional to 112,833.72, 155,710.66 and 62,532.76

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Solution

The fourth proportional to 112,833.72, 155,710.66 and 62,532.76 is: 86,295.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,833.72 : 155,710.66 = 62,532.76 : x
  2. Step 2: Convert to fraction form
    112,833.72/155,710.66 = 62,532.76/x
  3. Step 3: Cross multiply
    112,833.72x = 155,710.66 × 62,532.76
  4. Step 4: Simplify right side
    112,833.72x = 9,737,017,331.22
  5. Step 5: Solve for x
    x = 9,737,017,331.22/112,833.72
  6. Step 6: Final answer
    x = 86,295.28

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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.