Home / 63,379.42-87,437.98-36,507.58

Finding the Fourth Proportional to 63,379.42, 87,437.98 and 36,507.58

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Solution

The fourth proportional to 63,379.42, 87,437.98 and 36,507.58 is: 50,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,379.42 : 87,437.98 = 36,507.58 : x
  2. Step 2: Convert to fraction form
    63,379.42/87,437.98 = 36,507.58/x
  3. Step 3: Cross multiply
    63,379.42x = 87,437.98 × 36,507.58
  4. Step 4: Simplify right side
    63,379.42x = 3,192,149,049.89
  5. Step 5: Solve for x
    x = 3,192,149,049.89/63,379.42
  6. Step 6: Final answer
    x = 50,365.70

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1.5x scale

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.