Home / 134,293.91-185,357.95-76,966.83

Finding the Fourth Proportional to 134,293.91, 185,357.95 and 76,966.83

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Solution

The fourth proportional to 134,293.91, 185,357.95 and 76,966.83 is: 106,232.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,293.91 : 185,357.95 = 76,966.83 : x
  2. Step 2: Convert to fraction form
    134,293.91/185,357.95 = 76,966.83/x
  3. Step 3: Cross multiply
    134,293.91x = 185,357.95 × 76,966.83
  4. Step 4: Simplify right side
    134,293.91x = 14,266,413,826.80
  5. Step 5: Solve for x
    x = 14,266,413,826.80/134,293.91
  6. Step 6: Final answer
    x = 106,232.77

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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.