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Finding the Fourth Proportional to 96,510.62, 144,926.22 and 65,122.58

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Solution

The fourth proportional to 96,510.62, 144,926.22 and 65,122.58 is: 97,792.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,510.62 : 144,926.22 = 65,122.58 : x
  2. Step 2: Convert to fraction form
    96,510.62/144,926.22 = 65,122.58/x
  3. Step 3: Cross multiply
    96,510.62x = 144,926.22 × 65,122.58
  4. Step 4: Simplify right side
    96,510.62x = 9,437,969,356.05
  5. Step 5: Solve for x
    x = 9,437,969,356.05/96,510.62
  6. Step 6: Final answer
    x = 97,792.03

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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.