Home / 63,470.10-87,588.19-34,791.35

Finding the Fourth Proportional to 63,470.10, 87,588.19 and 34,791.35

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Solution

The fourth proportional to 63,470.10, 87,588.19 and 34,791.35 is: 48,011.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,470.10 : 87,588.19 = 34,791.35 : x
  2. Step 2: Convert to fraction form
    63,470.10/87,588.19 = 34,791.35/x
  3. Step 3: Cross multiply
    63,470.10x = 87,588.19 × 34,791.35
  4. Step 4: Simplify right side
    63,470.10x = 3,047,311,374.16
  5. Step 5: Solve for x
    x = 3,047,311,374.16/63,470.10
  6. Step 6: Final answer
    x = 48,011.76

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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.