Home / 97,679.24-146,510.76-31,116.68

Finding the Fourth Proportional to 97,679.24, 146,510.76 and 31,116.68

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Solution

The fourth proportional to 97,679.24, 146,510.76 and 31,116.68 is: 46,672.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,679.24 : 146,510.76 = 31,116.68 : x
  2. Step 2: Convert to fraction form
    97,679.24/146,510.76 = 31,116.68/x
  3. Step 3: Cross multiply
    97,679.24x = 146,510.76 × 31,116.68
  4. Step 4: Simplify right side
    97,679.24x = 4,558,928,435.48
  5. Step 5: Solve for x
    x = 4,558,928,435.48/97,679.24
  6. Step 6: Final answer
    x = 46,672.44

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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.