Home / 132,165.78-182,389.04-75,577.16

Finding the Fourth Proportional to 132,165.78, 182,389.04 and 75,577.16

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Solution

The fourth proportional to 132,165.78, 182,389.04 and 75,577.16 is: 104,296.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,165.78 : 182,389.04 = 75,577.16 : x
  2. Step 2: Convert to fraction form
    132,165.78/182,389.04 = 75,577.16/x
  3. Step 3: Cross multiply
    132,165.78x = 182,389.04 × 75,577.16
  4. Step 4: Simplify right side
    132,165.78x = 13,784,444,368.50
  5. Step 5: Solve for x
    x = 13,784,444,368.50/132,165.78
  6. Step 6: Final answer
    x = 104,296.62

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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.