Home / 177,037.32-244,311.72-105,419.76

Finding the Fourth Proportional to 177,037.32, 244,311.72 and 105,419.76

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Solution

The fourth proportional to 177,037.32, 244,311.72 and 105,419.76 is: 145,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,037.32 : 244,311.72 = 105,419.76 : x
  2. Step 2: Convert to fraction form
    177,037.32/244,311.72 = 105,419.76/x
  3. Step 3: Cross multiply
    177,037.32x = 244,311.72 × 105,419.76
  4. Step 4: Simplify right side
    177,037.32x = 25,755,282,887.59
  5. Step 5: Solve for x
    x = 25,755,282,887.59/177,037.32
  6. Step 6: Final answer
    x = 145,479.40

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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.