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Finding the Fourth Proportional to 144,624.08, 217,019.18 and 112,945.22

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Solution

The fourth proportional to 144,624.08, 217,019.18 and 112,945.22 is: 169,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,624.08 : 217,019.18 = 112,945.22 : x
  2. Step 2: Convert to fraction form
    144,624.08/217,019.18 = 112,945.22/x
  3. Step 3: Cross multiply
    144,624.08x = 217,019.18 × 112,945.22
  4. Step 4: Simplify right side
    144,624.08x = 24,511,278,226.59
  5. Step 5: Solve for x
    x = 24,511,278,226.59/144,624.08
  6. Step 6: Final answer
    x = 169,482.70

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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.