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Finding the Fourth Proportional to 97,270.70, 134,233.59 and 52,558.70

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Solution

The fourth proportional to 97,270.70, 134,233.59 and 52,558.70 is: 72,531.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,270.70 : 134,233.59 = 52,558.70 : x
  2. Step 2: Convert to fraction form
    97,270.70/134,233.59 = 52,558.70/x
  3. Step 3: Cross multiply
    97,270.70x = 134,233.59 × 52,558.70
  4. Step 4: Simplify right side
    97,270.70x = 7,055,142,315.57
  5. Step 5: Solve for x
    x = 7,055,142,315.57/97,270.70
  6. Step 6: Final answer
    x = 72,531.02

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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.