Home / 78,232.92-117,337.48-25,641.24

Finding the Fourth Proportional to 78,232.92, 117,337.48 and 25,641.24

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Solution

The fourth proportional to 78,232.92, 117,337.48 and 25,641.24 is: 38,457.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,232.92 : 117,337.48 = 25,641.24 : x
  2. Step 2: Convert to fraction form
    78,232.92/117,337.48 = 25,641.24/x
  3. Step 3: Cross multiply
    78,232.92x = 117,337.48 × 25,641.24
  4. Step 4: Simplify right side
    78,232.92x = 3,008,678,485.68
  5. Step 5: Solve for x
    x = 3,008,678,485.68/78,232.92
  6. Step 6: Final answer
    x = 38,457.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.