Home / 132,982.52-183,522.90-76,397.54

Finding the Fourth Proportional to 132,982.52, 183,522.90 and 76,397.54

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Solution

The fourth proportional to 132,982.52, 183,522.90 and 76,397.54 is: 105,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,982.52 : 183,522.90 = 76,397.54 : x
  2. Step 2: Convert to fraction form
    132,982.52/183,522.90 = 76,397.54/x
  3. Step 3: Cross multiply
    132,982.52x = 183,522.90 × 76,397.54
  4. Step 4: Simplify right side
    132,982.52x = 14,020,698,093.67
  5. Step 5: Solve for x
    x = 14,020,698,093.67/132,982.52
  6. Step 6: Final answer
    x = 105,432.64

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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.