Home / 63,399.28-87,490.32-35,104.24

Finding the Fourth Proportional to 63,399.28, 87,490.32 and 35,104.24

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Solution

The fourth proportional to 63,399.28, 87,490.32 and 35,104.24 is: 48,443.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,399.28 : 87,490.32 = 35,104.24 : x
  2. Step 2: Convert to fraction form
    63,399.28/87,490.32 = 35,104.24/x
  3. Step 3: Cross multiply
    63,399.28x = 87,490.32 × 35,104.24
  4. Step 4: Simplify right side
    63,399.28x = 3,071,281,190.96
  5. Step 5: Solve for x
    x = 3,071,281,190.96/63,399.28
  6. Step 6: Final answer
    x = 48,443.47

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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.