Home / 58,821.10-88,231.65-45,713.90

Finding the Fourth Proportional to 58,821.10, 88,231.65 and 45,713.90

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Solution

The fourth proportional to 58,821.10, 88,231.65 and 45,713.90 is: 68,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,821.10 : 88,231.65 = 45,713.90 : x
  2. Step 2: Convert to fraction form
    58,821.10/88,231.65 = 45,713.90/x
  3. Step 3: Cross multiply
    58,821.10x = 88,231.65 × 45,713.90
  4. Step 4: Simplify right side
    58,821.10x = 4,033,412,824.94
  5. Step 5: Solve for x
    x = 4,033,412,824.94/58,821.10
  6. Step 6: Final answer
    x = 68,570.85

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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.