Home / 230,592.72-345,778.37-130,726.10

Finding the Fourth Proportional to 230,592.72, 345,778.37 and 130,726.10

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Solution

The fourth proportional to 230,592.72, 345,778.37 and 130,726.10 is: 196,026.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,592.72 : 345,778.37 = 130,726.10 : x
  2. Step 2: Convert to fraction form
    230,592.72/345,778.37 = 130,726.10/x
  3. Step 3: Cross multiply
    230,592.72x = 345,778.37 × 130,726.10
  4. Step 4: Simplify right side
    230,592.72x = 45,202,258,475.50
  5. Step 5: Solve for x
    x = 45,202,258,475.50/230,592.72
  6. Step 6: Final answer
    x = 196,026.39

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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.