Home / 239,152.85-330,033.17-131,723.27

Finding the Fourth Proportional to 239,152.85, 330,033.17 and 131,723.27

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Solution

The fourth proportional to 239,152.85, 330,033.17 and 131,723.27 is: 181,779.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,152.85 : 330,033.17 = 131,723.27 : x
  2. Step 2: Convert to fraction form
    239,152.85/330,033.17 = 131,723.27/x
  3. Step 3: Cross multiply
    239,152.85x = 330,033.17 × 131,723.27
  4. Step 4: Simplify right side
    239,152.85x = 43,473,047,702.25
  5. Step 5: Solve for x
    x = 43,473,047,702.25/239,152.85
  6. Step 6: Final answer
    x = 181,779.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.