Home / 97,870.20-146,805.30-35,532.60

Finding the Fourth Proportional to 97,870.20, 146,805.30 and 35,532.60

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Solution

The fourth proportional to 97,870.20, 146,805.30 and 35,532.60 is: 53,298.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,870.20 : 146,805.30 = 35,532.60 : x
  2. Step 2: Convert to fraction form
    97,870.20/146,805.30 = 35,532.60/x
  3. Step 3: Cross multiply
    97,870.20x = 146,805.30 × 35,532.60
  4. Step 4: Simplify right side
    97,870.20x = 5,216,374,002.78
  5. Step 5: Solve for x
    x = 5,216,374,002.78/97,870.20
  6. Step 6: Final answer
    x = 53,298.90

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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.