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Finding the Fourth Proportional to 175,176.27, 240,978.24 and 153,568.71

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Solution

The fourth proportional to 175,176.27, 240,978.24 and 153,568.71 is: 211,254.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,176.27 : 240,978.24 = 153,568.71 : x
  2. Step 2: Convert to fraction form
    175,176.27/240,978.24 = 153,568.71/x
  3. Step 3: Cross multiply
    175,176.27x = 240,978.24 × 153,568.71
  4. Step 4: Simplify right side
    175,176.27x = 37,006,717,454.87
  5. Step 5: Solve for x
    x = 37,006,717,454.87/175,176.27
  6. Step 6: Final answer
    x = 211,254.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.