Home / 132,134.73-182,343.95-77,693.04

Finding the Fourth Proportional to 132,134.73, 182,343.95 and 77,693.04

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Solution

The fourth proportional to 132,134.73, 182,343.95 and 77,693.04 is: 107,215.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,134.73 : 182,343.95 = 77,693.04 : x
  2. Step 2: Convert to fraction form
    132,134.73/182,343.95 = 77,693.04/x
  3. Step 3: Cross multiply
    132,134.73x = 182,343.95 × 77,693.04
  4. Step 4: Simplify right side
    132,134.73x = 14,166,855,703.99
  5. Step 5: Solve for x
    x = 14,166,855,703.99/132,134.73
  6. Step 6: Final answer
    x = 107,215.23

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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.