Home / 98,229.24-147,212.10-56,122.20

Finding the Fourth Proportional to 98,229.24, 147,212.10 and 56,122.20

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Solution

The fourth proportional to 98,229.24, 147,212.10 and 56,122.20 is: 84,108.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,229.24 : 147,212.10 = 56,122.20 : x
  2. Step 2: Convert to fraction form
    98,229.24/147,212.10 = 56,122.20/x
  3. Step 3: Cross multiply
    98,229.24x = 147,212.10 × 56,122.20
  4. Step 4: Simplify right side
    98,229.24x = 8,261,866,918.62
  5. Step 5: Solve for x
    x = 8,261,866,918.62/98,229.24
  6. Step 6: Final answer
    x = 84,108.02

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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.