Home / 230,572.13-345,909.29-70,670.16

Finding the Fourth Proportional to 230,572.13, 345,909.29 and 70,670.16

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Solution

The fourth proportional to 230,572.13, 345,909.29 and 70,670.16 is: 106,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,572.13 : 345,909.29 = 70,670.16 : x
  2. Step 2: Convert to fraction form
    230,572.13/345,909.29 = 70,670.16/x
  3. Step 3: Cross multiply
    230,572.13x = 345,909.29 × 70,670.16
  4. Step 4: Simplify right side
    230,572.13x = 24,445,464,516.44
  5. Step 5: Solve for x
    x = 24,445,464,516.44/230,572.13
  6. Step 6: Final answer
    x = 106,020.90

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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.