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Finding the Fourth Proportional to 144,889.39, 217,393.89 and 63,794.76

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Solution

The fourth proportional to 144,889.39, 217,393.89 and 63,794.76 is: 95,718.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,889.39 : 217,393.89 = 63,794.76 : x
  2. Step 2: Convert to fraction form
    144,889.39/217,393.89 = 63,794.76/x
  3. Step 3: Cross multiply
    144,889.39x = 217,393.89 × 63,794.76
  4. Step 4: Simplify right side
    144,889.39x = 13,868,591,038.02
  5. Step 5: Solve for x
    x = 13,868,591,038.02/144,889.39
  6. Step 6: Final answer
    x = 95,718.47

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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.