Home / 88,545.40-122,195.51-50,304.25

Finding the Fourth Proportional to 88,545.40, 122,195.51 and 50,304.25

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Solution

The fourth proportional to 88,545.40, 122,195.51 and 50,304.25 is: 69,421.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,545.40 : 122,195.51 = 50,304.25 : x
  2. Step 2: Convert to fraction form
    88,545.40/122,195.51 = 50,304.25/x
  3. Step 3: Cross multiply
    88,545.40x = 122,195.51 × 50,304.25
  4. Step 4: Simplify right side
    88,545.40x = 6,146,953,510.90
  5. Step 5: Solve for x
    x = 6,146,953,510.90/88,545.40
  6. Step 6: Final answer
    x = 69,421.49

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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.