Home / 152,899.56-229,305.60-47,690.28

Finding the Fourth Proportional to 152,899.56, 229,305.60 and 47,690.28

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Solution

The fourth proportional to 152,899.56, 229,305.60 and 47,690.28 is: 71,521.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,899.56 : 229,305.60 = 47,690.28 : x
  2. Step 2: Convert to fraction form
    152,899.56/229,305.60 = 47,690.28/x
  3. Step 3: Cross multiply
    152,899.56x = 229,305.60 × 47,690.28
  4. Step 4: Simplify right side
    152,899.56x = 10,935,648,269.57
  5. Step 5: Solve for x
    x = 10,935,648,269.57/152,899.56
  6. Step 6: Final answer
    x = 71,521.78

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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.