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Finding the Fourth Proportional to 97,230.80, 146,064.90 and 93,512.90

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Solution

The fourth proportional to 97,230.80, 146,064.90 and 93,512.90 is: 140,479.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,230.80 : 146,064.90 = 93,512.90 : x
  2. Step 2: Convert to fraction form
    97,230.80/146,064.90 = 93,512.90/x
  3. Step 3: Cross multiply
    97,230.80x = 146,064.90 × 93,512.90
  4. Step 4: Simplify right side
    97,230.80x = 13,658,952,387.21
  5. Step 5: Solve for x
    x = 13,658,952,387.21/97,230.80
  6. Step 6: Final answer
    x = 140,479.69

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1.5x scale

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.