Home / 88,614.21-122,294.91-50,385.78

Finding the Fourth Proportional to 88,614.21, 122,294.91 and 50,385.78

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Solution

The fourth proportional to 88,614.21, 122,294.91 and 50,385.78 is: 69,536.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,614.21 : 122,294.91 = 50,385.78 : x
  2. Step 2: Convert to fraction form
    88,614.21/122,294.91 = 50,385.78/x
  3. Step 3: Cross multiply
    88,614.21x = 122,294.91 × 50,385.78
  4. Step 4: Simplify right side
    88,614.21x = 6,161,924,430.38
  5. Step 5: Solve for x
    x = 6,161,924,430.38/88,614.21
  6. Step 6: Final answer
    x = 69,536.53

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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.