Home / 97,491.74-146,150.12-35,147.66

Finding the Fourth Proportional to 97,491.74, 146,150.12 and 35,147.66

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Solution

The fourth proportional to 97,491.74, 146,150.12 and 35,147.66 is: 52,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,491.74 : 146,150.12 = 35,147.66 : x
  2. Step 2: Convert to fraction form
    97,491.74/146,150.12 = 35,147.66/x
  3. Step 3: Cross multiply
    97,491.74x = 146,150.12 × 35,147.66
  4. Step 4: Simplify right side
    97,491.74x = 5,136,834,726.72
  5. Step 5: Solve for x
    x = 5,136,834,726.72/97,491.74
  6. Step 6: Final answer
    x = 52,689.95

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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.