Home / 229,000.85-343,501.28-60,520.85

Finding the Fourth Proportional to 229,000.85, 343,501.28 and 60,520.85

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Solution

The fourth proportional to 229,000.85, 343,501.28 and 60,520.85 is: 90,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,000.85 : 343,501.28 = 60,520.85 : x
  2. Step 2: Convert to fraction form
    229,000.85/343,501.28 = 60,520.85/x
  3. Step 3: Cross multiply
    229,000.85x = 343,501.28 × 60,520.85
  4. Step 4: Simplify right side
    229,000.85x = 20,788,989,139.08
  5. Step 5: Solve for x
    x = 20,788,989,139.08/229,000.85
  6. Step 6: Final answer
    x = 90,781.28

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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.