Home / 102,184.68-141,002.48-56,851.96

Finding the Fourth Proportional to 102,184.68, 141,002.48 and 56,851.96

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Solution

The fourth proportional to 102,184.68, 141,002.48 and 56,851.96 is: 78,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,184.68 : 141,002.48 = 56,851.96 : x
  2. Step 2: Convert to fraction form
    102,184.68/141,002.48 = 56,851.96/x
  3. Step 3: Cross multiply
    102,184.68x = 141,002.48 × 56,851.96
  4. Step 4: Simplify right side
    102,184.68x = 8,016,267,352.86
  5. Step 5: Solve for x
    x = 8,016,267,352.86/102,184.68
  6. Step 6: Final answer
    x = 78,448.82

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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.