Home / 121,464.54-182,143.86-64,526.04

Finding the Fourth Proportional to 121,464.54, 182,143.86 and 64,526.04

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Solution

The fourth proportional to 121,464.54, 182,143.86 and 64,526.04 is: 96,760.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,464.54 : 182,143.86 = 64,526.04 : x
  2. Step 2: Convert to fraction form
    121,464.54/182,143.86 = 64,526.04/x
  3. Step 3: Cross multiply
    121,464.54x = 182,143.86 × 64,526.04
  4. Step 4: Simplify right side
    121,464.54x = 11,753,021,996.11
  5. Step 5: Solve for x
    x = 11,753,021,996.11/121,464.54
  6. Step 6: Final answer
    x = 96,760.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.