Home / 58,723.20-88,084.80-45,601.20

Finding the Fourth Proportional to 58,723.20, 88,084.80 and 45,601.20

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Solution

The fourth proportional to 58,723.20, 88,084.80 and 45,601.20 is: 68,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,723.20 : 88,084.80 = 45,601.20 : x
  2. Step 2: Convert to fraction form
    58,723.20/88,084.80 = 45,601.20/x
  3. Step 3: Cross multiply
    58,723.20x = 88,084.80 × 45,601.20
  4. Step 4: Simplify right side
    58,723.20x = 4,016,772,581.76
  5. Step 5: Solve for x
    x = 4,016,772,581.76/58,723.20
  6. Step 6: Final answer
    x = 68,401.80

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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.