Home / 63,887.46-88,191.36-40,008.66

Finding the Fourth Proportional to 63,887.46, 88,191.36 and 40,008.66

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Solution

The fourth proportional to 63,887.46, 88,191.36 and 40,008.66 is: 55,228.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,887.46 : 88,191.36 = 40,008.66 : x
  2. Step 2: Convert to fraction form
    63,887.46/88,191.36 = 40,008.66/x
  3. Step 3: Cross multiply
    63,887.46x = 88,191.36 × 40,008.66
  4. Step 4: Simplify right side
    63,887.46x = 3,528,418,137.18
  5. Step 5: Solve for x
    x = 3,528,418,137.18/63,887.46
  6. Step 6: Final answer
    x = 55,228.65

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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.