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Finding the Fourth Proportional to 178,377.96, 246,154.92 and 97,803.60

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Solution

The fourth proportional to 178,377.96, 246,154.92 and 97,803.60 is: 134,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,377.96 : 246,154.92 = 97,803.60 : x
  2. Step 2: Convert to fraction form
    178,377.96/246,154.92 = 97,803.60/x
  3. Step 3: Cross multiply
    178,377.96x = 246,154.92 × 97,803.60
  4. Step 4: Simplify right side
    178,377.96x = 24,074,837,333.71
  5. Step 5: Solve for x
    x = 24,074,837,333.71/178,377.96
  6. Step 6: Final answer
    x = 134,965.31

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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.