Home / 74,952.12-112,428.18-22,398.51

Finding the Fourth Proportional to 74,952.12, 112,428.18 and 22,398.51

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Solution

The fourth proportional to 74,952.12, 112,428.18 and 22,398.51 is: 33,597.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,952.12 : 112,428.18 = 22,398.51 : x
  2. Step 2: Convert to fraction form
    74,952.12/112,428.18 = 22,398.51/x
  3. Step 3: Cross multiply
    74,952.12x = 112,428.18 × 22,398.51
  4. Step 4: Simplify right side
    74,952.12x = 2,518,223,714.01
  5. Step 5: Solve for x
    x = 2,518,223,714.01/74,952.12
  6. Step 6: Final answer
    x = 33,597.77

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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.