Home / 88,545.47-122,184.20-50,812.43

Finding the Fourth Proportional to 88,545.47, 122,184.20 and 50,812.43

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Solution

The fourth proportional to 88,545.47, 122,184.20 and 50,812.43 is: 70,116.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,545.47 : 122,184.20 = 50,812.43 : x
  2. Step 2: Convert to fraction form
    88,545.47/122,184.20 = 50,812.43/x
  3. Step 3: Cross multiply
    88,545.47x = 122,184.20 × 50,812.43
  4. Step 4: Simplify right side
    88,545.47x = 6,208,475,855.54
  5. Step 5: Solve for x
    x = 6,208,475,855.54/88,545.47
  6. Step 6: Final answer
    x = 70,116.24

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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.