Home / 242,089.31-334,123.79-140,097.20

Finding the Fourth Proportional to 242,089.31, 334,123.79 and 140,097.20

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Solution

The fourth proportional to 242,089.31, 334,123.79 and 140,097.20 is: 193,357.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,089.31 : 334,123.79 = 140,097.20 : x
  2. Step 2: Convert to fraction form
    242,089.31/334,123.79 = 140,097.20/x
  3. Step 3: Cross multiply
    242,089.31x = 334,123.79 × 140,097.20
  4. Step 4: Simplify right side
    242,089.31x = 46,809,805,061.28
  5. Step 5: Solve for x
    x = 46,809,805,061.28/242,089.31
  6. Step 6: Final answer
    x = 193,357.59

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1.5x scale

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.