Home / 239,317.52-330,254.12-131,885.26

Finding the Fourth Proportional to 239,317.52, 330,254.12 and 131,885.26

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Solution

The fourth proportional to 239,317.52, 330,254.12 and 131,885.26 is: 181,999.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,317.52 : 330,254.12 = 131,885.26 : x
  2. Step 2: Convert to fraction form
    239,317.52/330,254.12 = 131,885.26/x
  3. Step 3: Cross multiply
    239,317.52x = 330,254.12 × 131,885.26
  4. Step 4: Simplify right side
    239,317.52x = 43,555,650,482.27
  5. Step 5: Solve for x
    x = 43,555,650,482.27/239,317.52
  6. Step 6: Final answer
    x = 181,999.42

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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.