Home / 242,939.15-335,271.04-134,042.95

Finding the Fourth Proportional to 242,939.15, 335,271.04 and 134,042.95

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Solution

The fourth proportional to 242,939.15, 335,271.04 and 134,042.95 is: 184,987.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,939.15 : 335,271.04 = 134,042.95 : x
  2. Step 2: Convert to fraction form
    242,939.15/335,271.04 = 134,042.95/x
  3. Step 3: Cross multiply
    242,939.15x = 335,271.04 × 134,042.95
  4. Step 4: Simplify right side
    242,939.15x = 44,940,719,251.17
  5. Step 5: Solve for x
    x = 44,940,719,251.17/242,939.15
  6. Step 6: Final answer
    x = 184,987.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.