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Finding the Fourth Proportional to 175,358.33, 242,009.34 and 98,892.17

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Solution

The fourth proportional to 175,358.33, 242,009.34 and 98,892.17 is: 136,479.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,358.33 : 242,009.34 = 98,892.17 : x
  2. Step 2: Convert to fraction form
    175,358.33/242,009.34 = 98,892.17/x
  3. Step 3: Cross multiply
    175,358.33x = 242,009.34 × 98,892.17
  4. Step 4: Simplify right side
    175,358.33x = 23,932,828,792.87
  5. Step 5: Solve for x
    x = 23,932,828,792.87/175,358.33
  6. Step 6: Final answer
    x = 136,479.57

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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.