Home / 56,999.10-85,498.65-52,851.90

Finding the Fourth Proportional to 56,999.10, 85,498.65 and 52,851.90

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Solution

The fourth proportional to 56,999.10, 85,498.65 and 52,851.90 is: 79,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,999.10 : 85,498.65 = 52,851.90 : x
  2. Step 2: Convert to fraction form
    56,999.10/85,498.65 = 52,851.90/x
  3. Step 3: Cross multiply
    56,999.10x = 85,498.65 × 52,851.90
  4. Step 4: Simplify right side
    56,999.10x = 4,518,766,099.94
  5. Step 5: Solve for x
    x = 4,518,766,099.94/56,999.10
  6. Step 6: Final answer
    x = 79,277.85

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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.