Home / 228,908.06-343,354.80-60,423.20

Finding the Fourth Proportional to 228,908.06, 343,354.80 and 60,423.20

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Solution

The fourth proportional to 228,908.06, 343,354.80 and 60,423.20 is: 90,632.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,908.06 : 343,354.80 = 60,423.20 : x
  2. Step 2: Convert to fraction form
    228,908.06/343,354.80 = 60,423.20/x
  3. Step 3: Cross multiply
    228,908.06x = 343,354.80 × 60,423.20
  4. Step 4: Simplify right side
    228,908.06x = 20,746,595,751.36
  5. Step 5: Solve for x
    x = 20,746,595,751.36/228,908.06
  6. Step 6: Final answer
    x = 90,632.88

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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.