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Finding the Fourth Proportional to 97,583.78, 134,613.67 and 59,355.02

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Solution

The fourth proportional to 97,583.78, 134,613.67 and 59,355.02 is: 81,878.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,583.78 : 134,613.67 = 59,355.02 : x
  2. Step 2: Convert to fraction form
    97,583.78/134,613.67 = 59,355.02/x
  3. Step 3: Cross multiply
    97,583.78x = 134,613.67 × 59,355.02
  4. Step 4: Simplify right side
    97,583.78x = 7,989,996,575.96
  5. Step 5: Solve for x
    x = 7,989,996,575.96/97,583.78
  6. Step 6: Final answer
    x = 81,878.33

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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.