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Finding the Fourth Proportional to 177,710.52, 245,241.03 and 97,139.01

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Solution

The fourth proportional to 177,710.52, 245,241.03 and 97,139.01 is: 134,052.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,710.52 : 245,241.03 = 97,139.01 : x
  2. Step 2: Convert to fraction form
    177,710.52/245,241.03 = 97,139.01/x
  3. Step 3: Cross multiply
    177,710.52x = 245,241.03 × 97,139.01
  4. Step 4: Simplify right side
    177,710.52x = 23,822,470,865.58
  5. Step 5: Solve for x
    x = 23,822,470,865.58/177,710.52
  6. Step 6: Final answer
    x = 134,052.11

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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.