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Finding the Fourth Proportional to 144,850.70, 217,276.05 and 144,850.70

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Solution

The fourth proportional to 144,850.70, 217,276.05 and 144,850.70 is: 217,276.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,850.70 : 217,276.05 = 144,850.70 : x
  2. Step 2: Convert to fraction form
    144,850.70/217,276.05 = 144,850.70/x
  3. Step 3: Cross multiply
    144,850.70x = 217,276.05 × 144,850.70
  4. Step 4: Simplify right side
    144,850.70x = 31,472,587,935.74
  5. Step 5: Solve for x
    x = 31,472,587,935.74/144,850.70
  6. Step 6: Final answer
    x = 217,276.05

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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.