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Finding the Fourth Proportional to 178,552.52, 246,402.32 and 97,985.10

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Solution

The fourth proportional to 178,552.52, 246,402.32 and 97,985.10 is: 135,219.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,552.52 : 246,402.32 = 97,985.10 : x
  2. Step 2: Convert to fraction form
    178,552.52/246,402.32 = 97,985.10/x
  3. Step 3: Cross multiply
    178,552.52x = 246,402.32 × 97,985.10
  4. Step 4: Simplify right side
    178,552.52x = 24,143,755,475.51
  5. Step 5: Solve for x
    x = 24,143,755,475.51/178,552.52
  6. Step 6: Final answer
    x = 135,219.35

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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.