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Finding the Fourth Proportional to 97,291.76, 134,262.76 and 52,579.76

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Solution

The fourth proportional to 97,291.76, 134,262.76 and 52,579.76 is: 72,560.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,291.76 : 134,262.76 = 52,579.76 : x
  2. Step 2: Convert to fraction form
    97,291.76/134,262.76 = 52,579.76/x
  3. Step 3: Cross multiply
    97,291.76x = 134,262.76 × 52,579.76
  4. Step 4: Simplify right side
    97,291.76x = 7,059,503,697.74
  5. Step 5: Solve for x
    x = 7,059,503,697.74/97,291.76
  6. Step 6: Final answer
    x = 72,560.14

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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.