Home / 63,299.16-87,318.12-40,612.82

Finding the Fourth Proportional to 63,299.16, 87,318.12 and 40,612.82

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Solution

The fourth proportional to 63,299.16, 87,318.12 and 40,612.82 is: 56,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,299.16 : 87,318.12 = 40,612.82 : x
  2. Step 2: Convert to fraction form
    63,299.16/87,318.12 = 40,612.82/x
  3. Step 3: Cross multiply
    63,299.16x = 87,318.12 × 40,612.82
  4. Step 4: Simplify right side
    63,299.16x = 3,546,235,090.30
  5. Step 5: Solve for x
    x = 3,546,235,090.30/63,299.16
  6. Step 6: Final answer
    x = 56,023.41

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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.