Home / 74,948.80-112,437.96-22,357.12

Finding the Fourth Proportional to 74,948.80, 112,437.96 and 22,357.12

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Solution

The fourth proportional to 74,948.80, 112,437.96 and 22,357.12 is: 33,540.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,948.80 : 112,437.96 = 22,357.12 : x
  2. Step 2: Convert to fraction form
    74,948.80/112,437.96 = 22,357.12/x
  3. Step 3: Cross multiply
    74,948.80x = 112,437.96 × 22,357.12
  4. Step 4: Simplify right side
    74,948.80x = 2,513,788,964.28
  5. Step 5: Solve for x
    x = 2,513,788,964.28/74,948.80
  6. Step 6: Final answer
    x = 33,540.08

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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.