Home / 242,305.64-334,381.76-134,873.36

Finding the Fourth Proportional to 242,305.64, 334,381.76 and 134,873.36

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Solution

The fourth proportional to 242,305.64, 334,381.76 and 134,873.36 is: 186,125.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,305.64 : 334,381.76 = 134,873.36 : x
  2. Step 2: Convert to fraction form
    242,305.64/334,381.76 = 134,873.36/x
  3. Step 3: Cross multiply
    242,305.64x = 334,381.76 × 134,873.36
  4. Step 4: Simplify right side
    242,305.64x = 45,099,191,493.91
  5. Step 5: Solve for x
    x = 45,099,191,493.91/242,305.64
  6. Step 6: Final answer
    x = 186,125.22

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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.