Home / 132,490.24-182,836.40-75,901.84

Finding the Fourth Proportional to 132,490.24, 182,836.40 and 75,901.84

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Solution

The fourth proportional to 132,490.24, 182,836.40 and 75,901.84 is: 104,744.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,490.24 : 182,836.40 = 75,901.84 : x
  2. Step 2: Convert to fraction form
    132,490.24/182,836.40 = 75,901.84/x
  3. Step 3: Cross multiply
    132,490.24x = 182,836.40 × 75,901.84
  4. Step 4: Simplify right side
    132,490.24x = 13,877,619,178.98
  5. Step 5: Solve for x
    x = 13,877,619,178.98/132,490.24
  6. Step 6: Final answer
    x = 104,744.46

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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.