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Finding the Fourth Proportional to 159,513.61, 238,389.11 and 150,295.40

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Solution

The fourth proportional to 159,513.61, 238,389.11 and 150,295.40 is: 224,612.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,513.61 : 238,389.11 = 150,295.40 : x
  2. Step 2: Convert to fraction form
    159,513.61/238,389.11 = 150,295.40/x
  3. Step 3: Cross multiply
    159,513.61x = 238,389.11 × 150,295.40
  4. Step 4: Simplify right side
    159,513.61x = 35,828,785,891.62
  5. Step 5: Solve for x
    x = 35,828,785,891.62/159,513.61
  6. Step 6: Final answer
    x = 224,612.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.