Home / 230,002.30-345,003.45-72,246.70

Finding the Fourth Proportional to 230,002.30, 345,003.45 and 72,246.70

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Solution

The fourth proportional to 230,002.30, 345,003.45 and 72,246.70 is: 108,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,002.30 : 345,003.45 = 72,246.70 : x
  2. Step 2: Convert to fraction form
    230,002.30/345,003.45 = 72,246.70/x
  3. Step 3: Cross multiply
    230,002.30x = 345,003.45 × 72,246.70
  4. Step 4: Simplify right side
    230,002.30x = 24,925,360,751.12
  5. Step 5: Solve for x
    x = 24,925,360,751.12/230,002.30
  6. Step 6: Final answer
    x = 108,370.05

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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.