Home / 88,545.40-122,182.50-52,728.28

Finding the Fourth Proportional to 88,545.40, 122,182.50 and 52,728.28

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Solution

The fourth proportional to 88,545.40, 122,182.50 and 52,728.28 is: 72,758.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,545.40 : 122,182.50 = 52,728.28 : x
  2. Step 2: Convert to fraction form
    88,545.40/122,182.50 = 52,728.28/x
  3. Step 3: Cross multiply
    88,545.40x = 122,182.50 × 52,728.28
  4. Step 4: Simplify right side
    88,545.40x = 6,442,473,071.10
  5. Step 5: Solve for x
    x = 6,442,473,071.10/88,545.40
  6. Step 6: Final answer
    x = 72,758.98

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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.