Home / 97,660.28-146,339.65-65,946.05

Finding the Fourth Proportional to 97,660.28, 146,339.65 and 65,946.05

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Solution

The fourth proportional to 97,660.28, 146,339.65 and 65,946.05 is: 98,817.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,660.28 : 146,339.65 = 65,946.05 : x
  2. Step 2: Convert to fraction form
    97,660.28/146,339.65 = 65,946.05/x
  3. Step 3: Cross multiply
    97,660.28x = 146,339.65 × 65,946.05
  4. Step 4: Simplify right side
    97,660.28x = 9,650,521,546.15
  5. Step 5: Solve for x
    x = 9,650,521,546.15/97,660.28
  6. Step 6: Final answer
    x = 98,817.26

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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.