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Finding the Fourth Proportional to 176,053.92, 242,985.47 and 104,473.41

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Solution

The fourth proportional to 176,053.92, 242,985.47 and 104,473.41 is: 144,191.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,053.92 : 242,985.47 = 104,473.41 : x
  2. Step 2: Convert to fraction form
    176,053.92/242,985.47 = 104,473.41/x
  3. Step 3: Cross multiply
    176,053.92x = 242,985.47 × 104,473.41
  4. Step 4: Simplify right side
    176,053.92x = 25,385,520,108.99
  5. Step 5: Solve for x
    x = 25,385,520,108.99/176,053.92
  6. Step 6: Final answer
    x = 144,191.73

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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.