Home / 239,346.22-330,284.28-131,915.92

Finding the Fourth Proportional to 239,346.22, 330,284.28 and 131,915.92

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Solution

The fourth proportional to 239,346.22, 330,284.28 and 131,915.92 is: 182,036.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,346.22 : 330,284.28 = 131,915.92 : x
  2. Step 2: Convert to fraction form
    239,346.22/330,284.28 = 131,915.92/x
  3. Step 3: Cross multiply
    239,346.22x = 330,284.28 × 131,915.92
  4. Step 4: Simplify right side
    239,346.22x = 43,569,754,657.74
  5. Step 5: Solve for x
    x = 43,569,754,657.74/239,346.22
  6. Step 6: Final answer
    x = 182,036.53

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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.