Home / 242,640.02-334,844.54-140,725.88

Finding the Fourth Proportional to 242,640.02, 334,844.54 and 140,725.88

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Solution

The fourth proportional to 242,640.02, 334,844.54 and 140,725.88 is: 194,202.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,640.02 : 334,844.54 = 140,725.88 : x
  2. Step 2: Convert to fraction form
    242,640.02/334,844.54 = 140,725.88/x
  3. Step 3: Cross multiply
    242,640.02x = 334,844.54 × 140,725.88
  4. Step 4: Simplify right side
    242,640.02x = 47,121,290,176.84
  5. Step 5: Solve for x
    x = 47,121,290,176.84/242,640.02
  6. Step 6: Final answer
    x = 194,202.47

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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.