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Finding the Fourth Proportional to 60,409.62, 90,564.54 and 26,651.58

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Solution

The fourth proportional to 60,409.62, 90,564.54 and 26,651.58 is: 39,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,409.62 : 90,564.54 = 26,651.58 : x
  2. Step 2: Convert to fraction form
    60,409.62/90,564.54 = 26,651.58/x
  3. Step 3: Cross multiply
    60,409.62x = 90,564.54 × 26,651.58
  4. Step 4: Simplify right side
    60,409.62x = 2,413,688,082.97
  5. Step 5: Solve for x
    x = 2,413,688,082.97/60,409.62
  6. Step 6: Final answer
    x = 39,955.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.