Home / 63,387.39-87,471.18-34,701.48

Finding the Fourth Proportional to 63,387.39, 87,471.18 and 34,701.48

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Solution

The fourth proportional to 63,387.39, 87,471.18 and 34,701.48 is: 47,886.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,387.39 : 87,471.18 = 34,701.48 : x
  2. Step 2: Convert to fraction form
    63,387.39/87,471.18 = 34,701.48/x
  3. Step 3: Cross multiply
    63,387.39x = 87,471.18 × 34,701.48
  4. Step 4: Simplify right side
    63,387.39x = 3,035,379,403.35
  5. Step 5: Solve for x
    x = 3,035,379,403.35/63,387.39
  6. Step 6: Final answer
    x = 47,886.17

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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.