Home / 189,746.33-284,577.57-54,781.08

Finding the Fourth Proportional to 189,746.33, 284,577.57 and 54,781.08

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Solution

The fourth proportional to 189,746.33, 284,577.57 and 54,781.08 is: 82,159.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,746.33 : 284,577.57 = 54,781.08 : x
  2. Step 2: Convert to fraction form
    189,746.33/284,577.57 = 54,781.08/x
  3. Step 3: Cross multiply
    189,746.33x = 284,577.57 × 54,781.08
  4. Step 4: Simplify right side
    189,746.33x = 15,589,465,205.49
  5. Step 5: Solve for x
    x = 15,589,465,205.49/189,746.33
  6. Step 6: Final answer
    x = 82,159.51

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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.