Home / 242,733.83-334,965.71-135,301.55

Finding the Fourth Proportional to 242,733.83, 334,965.71 and 135,301.55

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Solution

The fourth proportional to 242,733.83, 334,965.71 and 135,301.55 is: 186,712.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,733.83 : 334,965.71 = 135,301.55 : x
  2. Step 2: Convert to fraction form
    242,733.83/334,965.71 = 135,301.55/x
  3. Step 3: Cross multiply
    242,733.83x = 334,965.71 × 135,301.55
  4. Step 4: Simplify right side
    242,733.83x = 45,321,380,935.52
  5. Step 5: Solve for x
    x = 45,321,380,935.52/242,733.83
  6. Step 6: Final answer
    x = 186,712.25

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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.