Home / 113,053.42-169,579.95-42,932.62

Finding the Fourth Proportional to 113,053.42, 169,579.95 and 42,932.62

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Solution

The fourth proportional to 113,053.42, 169,579.95 and 42,932.62 is: 64,398.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,053.42 : 169,579.95 = 42,932.62 : x
  2. Step 2: Convert to fraction form
    113,053.42/169,579.95 = 42,932.62/x
  3. Step 3: Cross multiply
    113,053.42x = 169,579.95 × 42,932.62
  4. Step 4: Simplify right side
    113,053.42x = 7,280,511,552.97
  5. Step 5: Solve for x
    x = 7,280,511,552.97/113,053.42
  6. Step 6: Final answer
    x = 64,398.86

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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.