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Finding the Fourth Proportional to 178,035.29, 245,691.59 and 97,461.45

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Solution

The fourth proportional to 178,035.29, 245,691.59 and 97,461.45 is: 134,498.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,035.29 : 245,691.59 = 97,461.45 : x
  2. Step 2: Convert to fraction form
    178,035.29/245,691.59 = 97,461.45/x
  3. Step 3: Cross multiply
    178,035.29x = 245,691.59 × 97,461.45
  4. Step 4: Simplify right side
    178,035.29x = 23,945,458,614.21
  5. Step 5: Solve for x
    x = 23,945,458,614.21/178,035.29
  6. Step 6: Final answer
    x = 134,498.38

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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.