Home / 212,927.59-319,391.52-119,498.95

Finding the Fourth Proportional to 212,927.59, 319,391.52 and 119,498.95

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Solution

The fourth proportional to 212,927.59, 319,391.52 and 119,498.95 is: 179,248.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,927.59 : 319,391.52 = 119,498.95 : x
  2. Step 2: Convert to fraction form
    212,927.59/319,391.52 = 119,498.95/x
  3. Step 3: Cross multiply
    212,927.59x = 319,391.52 × 119,498.95
  4. Step 4: Simplify right side
    212,927.59x = 38,166,951,278.90
  5. Step 5: Solve for x
    x = 38,166,951,278.90/212,927.59
  6. Step 6: Final answer
    x = 179,248.50

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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.