Home / 95,020.80-142,473.60-47,580.72

Finding the Fourth Proportional to 95,020.80, 142,473.60 and 47,580.72

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Solution

The fourth proportional to 95,020.80, 142,473.60 and 47,580.72 is: 71,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,020.80 : 142,473.60 = 47,580.72 : x
  2. Step 2: Convert to fraction form
    95,020.80/142,473.60 = 47,580.72/x
  3. Step 3: Cross multiply
    95,020.80x = 142,473.60 × 47,580.72
  4. Step 4: Simplify right side
    95,020.80x = 6,778,996,468.99
  5. Step 5: Solve for x
    x = 6,778,996,468.99/95,020.80
  6. Step 6: Final answer
    x = 71,342.24

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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.