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Finding the Fourth Proportional to 58,999.40, 88,401.90 and 50,251.40

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Solution

The fourth proportional to 58,999.40, 88,401.90 and 50,251.40 is: 75,294.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,999.40 : 88,401.90 = 50,251.40 : x
  2. Step 2: Convert to fraction form
    58,999.40/88,401.90 = 50,251.40/x
  3. Step 3: Cross multiply
    58,999.40x = 88,401.90 × 50,251.40
  4. Step 4: Simplify right side
    58,999.40x = 4,442,319,237.66
  5. Step 5: Solve for x
    x = 4,442,319,237.66/58,999.40
  6. Step 6: Final answer
    x = 75,294.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.