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Finding the Fourth Proportional to 65,148.89, 97,666.79 and 25,696.32

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Solution

The fourth proportional to 65,148.89, 97,666.79 and 25,696.32 is: 38,522.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,148.89 : 97,666.79 = 25,696.32 : x
  2. Step 2: Convert to fraction form
    65,148.89/97,666.79 = 25,696.32/x
  3. Step 3: Cross multiply
    65,148.89x = 97,666.79 × 25,696.32
  4. Step 4: Simplify right side
    65,148.89x = 2,509,676,960.73
  5. Step 5: Solve for x
    x = 2,509,676,960.73/65,148.89
  6. Step 6: Final answer
    x = 38,522.18

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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.