Home / 63,436.78-87,538.98-34,750.70

Finding the Fourth Proportional to 63,436.78, 87,538.98 and 34,750.70

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Solution

The fourth proportional to 63,436.78, 87,538.98 and 34,750.70 is: 47,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,436.78 : 87,538.98 = 34,750.70 : x
  2. Step 2: Convert to fraction form
    63,436.78/87,538.98 = 34,750.70/x
  3. Step 3: Cross multiply
    63,436.78x = 87,538.98 × 34,750.70
  4. Step 4: Simplify right side
    63,436.78x = 3,042,040,832.29
  5. Step 5: Solve for x
    x = 3,042,040,832.29/63,436.78
  6. Step 6: Final answer
    x = 47,953.90

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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.