Home / 239,865.04-331,026.72-132,434.74

Finding the Fourth Proportional to 239,865.04, 331,026.72 and 132,434.74

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Solution

The fourth proportional to 239,865.04, 331,026.72 and 132,434.74 is: 182,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,865.04 : 331,026.72 = 132,434.74 : x
  2. Step 2: Convert to fraction form
    239,865.04/331,026.72 = 132,434.74/x
  3. Step 3: Cross multiply
    239,865.04x = 331,026.72 × 132,434.74
  4. Step 4: Simplify right side
    239,865.04x = 43,839,437,596.25
  5. Step 5: Solve for x
    x = 43,839,437,596.25/239,865.04
  6. Step 6: Final answer
    x = 182,767.10

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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.