Home / 89,948.13-124,139.35-52,222.38

Finding the Fourth Proportional to 89,948.13, 124,139.35 and 52,222.38

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Solution

The fourth proportional to 89,948.13, 124,139.35 and 52,222.38 is: 72,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,948.13 : 124,139.35 = 52,222.38 : x
  2. Step 2: Convert to fraction form
    89,948.13/124,139.35 = 52,222.38/x
  3. Step 3: Cross multiply
    89,948.13x = 124,139.35 × 52,222.38
  4. Step 4: Simplify right side
    89,948.13x = 6,482,852,308.65
  5. Step 5: Solve for x
    x = 6,482,852,308.65/89,948.13
  6. Step 6: Final answer
    x = 72,073.23

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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.