Home / 88,646.13-122,331.65-50,920.38

Finding the Fourth Proportional to 88,646.13, 122,331.65 and 50,920.38

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Solution

The fourth proportional to 88,646.13, 122,331.65 and 50,920.38 is: 70,270.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,646.13 : 122,331.65 = 50,920.38 : x
  2. Step 2: Convert to fraction form
    88,646.13/122,331.65 = 50,920.38/x
  3. Step 3: Cross multiply
    88,646.13x = 122,331.65 × 50,920.38
  4. Step 4: Simplify right side
    88,646.13x = 6,229,174,104.03
  5. Step 5: Solve for x
    x = 6,229,174,104.03/88,646.13
  6. Step 6: Final answer
    x = 70,270.12

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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.