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Finding the Fourth Proportional to 175,716, 242,501.04 and 108,660.96

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Solution

The fourth proportional to 175,716, 242,501.04 and 108,660.96 is: 149,960.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,716 : 242,501.04 = 108,660.96 : x
  2. Step 2: Convert to fraction form
    175,716/242,501.04 = 108,660.96/x
  3. Step 3: Cross multiply
    175,716x = 242,501.04 × 108,660.96
  4. Step 4: Simplify right side
    175,716x = 26,350,395,807.40
  5. Step 5: Solve for x
    x = 26,350,395,807.40/175,716
  6. Step 6: Final answer
    x = 149,960.14

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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.