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Finding the Fourth Proportional to 76,247.70, 114,351.58 and 22,925.40

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Solution

The fourth proportional to 76,247.70, 114,351.58 and 22,925.40 is: 34,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,247.70 : 114,351.58 = 22,925.40 : x
  2. Step 2: Convert to fraction form
    76,247.70/114,351.58 = 22,925.40/x
  3. Step 3: Cross multiply
    76,247.70x = 114,351.58 × 22,925.40
  4. Step 4: Simplify right side
    76,247.70x = 2,621,555,712.13
  5. Step 5: Solve for x
    x = 2,621,555,712.13/76,247.70
  6. Step 6: Final answer
    x = 34,382.10

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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.