Home / 121,943.96-182,974.30-43,095.32

Finding the Fourth Proportional to 121,943.96, 182,974.30 and 43,095.32

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Solution

The fourth proportional to 121,943.96, 182,974.30 and 43,095.32 is: 64,663.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,943.96 : 182,974.30 = 43,095.32 : x
  2. Step 2: Convert to fraction form
    121,943.96/182,974.30 = 43,095.32/x
  3. Step 3: Cross multiply
    121,943.96x = 182,974.30 × 43,095.32
  4. Step 4: Simplify right side
    121,943.96x = 7,885,336,010.28
  5. Step 5: Solve for x
    x = 7,885,336,010.28/121,943.96
  6. Step 6: Final answer
    x = 64,663.60

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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.