Home / 95,565.20-143,304.60-42,947.60

Finding the Fourth Proportional to 95,565.20, 143,304.60 and 42,947.60

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Solution

The fourth proportional to 95,565.20, 143,304.60 and 42,947.60 is: 64,401.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,565.20 : 143,304.60 = 42,947.60 : x
  2. Step 2: Convert to fraction form
    95,565.20/143,304.60 = 42,947.60/x
  3. Step 3: Cross multiply
    95,565.20x = 143,304.60 × 42,947.60
  4. Step 4: Simplify right side
    95,565.20x = 6,154,588,638.96
  5. Step 5: Solve for x
    x = 6,154,588,638.96/95,565.20
  6. Step 6: Final answer
    x = 64,401.99

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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.