Home / 63,131.05-87,125.76-36,282.92

Finding the Fourth Proportional to 63,131.05, 87,125.76 and 36,282.92

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Solution

The fourth proportional to 63,131.05, 87,125.76 and 36,282.92 is: 50,073.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,131.05 : 87,125.76 = 36,282.92 : x
  2. Step 2: Convert to fraction form
    63,131.05/87,125.76 = 36,282.92/x
  3. Step 3: Cross multiply
    63,131.05x = 87,125.76 × 36,282.92
  4. Step 4: Simplify right side
    63,131.05x = 3,161,176,980.02
  5. Step 5: Solve for x
    x = 3,161,176,980.02/63,131.05
  6. Step 6: Final answer
    x = 50,073.26

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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.