Home / 112,886.16-155,789.92-62,585.16

Finding the Fourth Proportional to 112,886.16, 155,789.92 and 62,585.16

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Solution

The fourth proportional to 112,886.16, 155,789.92 and 62,585.16 is: 86,371.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,886.16 : 155,789.92 = 62,585.16 : x
  2. Step 2: Convert to fraction form
    112,886.16/155,789.92 = 62,585.16/x
  3. Step 3: Cross multiply
    112,886.16x = 155,789.92 × 62,585.16
  4. Step 4: Simplify right side
    112,886.16x = 9,750,137,069.59
  5. Step 5: Solve for x
    x = 9,750,137,069.59/112,886.16
  6. Step 6: Final answer
    x = 86,371.41

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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.