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Finding the Fourth Proportional to 97,278.66, 134,244.63 and 52,566.66

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Solution

The fourth proportional to 97,278.66, 134,244.63 and 52,566.66 is: 72,542.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,278.66 : 134,244.63 = 52,566.66 : x
  2. Step 2: Convert to fraction form
    97,278.66/134,244.63 = 52,566.66/x
  3. Step 3: Cross multiply
    97,278.66x = 134,244.63 × 52,566.66
  4. Step 4: Simplify right side
    97,278.66x = 7,056,791,822.04
  5. Step 5: Solve for x
    x = 7,056,791,822.04/97,278.66
  6. Step 6: Final answer
    x = 72,542.03

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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.