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Finding the Fourth Proportional to 151,277.40, 226,916.10 and 144,019.80

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Solution

The fourth proportional to 151,277.40, 226,916.10 and 144,019.80 is: 216,029.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,277.40 : 226,916.10 = 144,019.80 : x
  2. Step 2: Convert to fraction form
    151,277.40/226,916.10 = 144,019.80/x
  3. Step 3: Cross multiply
    151,277.40x = 226,916.10 × 144,019.80
  4. Step 4: Simplify right side
    151,277.40x = 32,680,411,338.78
  5. Step 5: Solve for x
    x = 32,680,411,338.78/151,277.40
  6. Step 6: Final answer
    x = 216,029.70

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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.