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Finding the Fourth Proportional to 144,625.60, 216,918.40 and 44,854.40

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Solution

The fourth proportional to 144,625.60, 216,918.40 and 44,854.40 is: 67,275.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,625.60 : 216,918.40 = 44,854.40 : x
  2. Step 2: Convert to fraction form
    144,625.60/216,918.40 = 44,854.40/x
  3. Step 3: Cross multiply
    144,625.60x = 216,918.40 × 44,854.40
  4. Step 4: Simplify right side
    144,625.60x = 9,729,744,680.96
  5. Step 5: Solve for x
    x = 9,729,744,680.96/144,625.60
  6. Step 6: Final answer
    x = 67,275.40

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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.