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Finding the Fourth Proportional to 173,677.70, 260,516.55 and 144,153.20

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Solution

The fourth proportional to 173,677.70, 260,516.55 and 144,153.20 is: 216,229.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,677.70 : 260,516.55 = 144,153.20 : x
  2. Step 2: Convert to fraction form
    173,677.70/260,516.55 = 144,153.20/x
  3. Step 3: Cross multiply
    173,677.70x = 260,516.55 × 144,153.20
  4. Step 4: Simplify right side
    173,677.70x = 37,554,294,335.46
  5. Step 5: Solve for x
    x = 37,554,294,335.46/173,677.70
  6. Step 6: Final answer
    x = 216,229.80

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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.