Home / 132,956.38-183,476.46-72,528.40

Finding the Fourth Proportional to 132,956.38, 183,476.46 and 72,528.40

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Solution

The fourth proportional to 132,956.38, 183,476.46 and 72,528.40 is: 100,087.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,956.38 : 183,476.46 = 72,528.40 : x
  2. Step 2: Convert to fraction form
    132,956.38/183,476.46 = 72,528.40/x
  3. Step 3: Cross multiply
    132,956.38x = 183,476.46 × 72,528.40
  4. Step 4: Simplify right side
    132,956.38x = 13,307,254,081.46
  5. Step 5: Solve for x
    x = 13,307,254,081.46/132,956.38
  6. Step 6: Final answer
    x = 100,087.37

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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.