Home / 252,444.81-348,355.90-142,079.56

Finding the Fourth Proportional to 252,444.81, 348,355.90 and 142,079.56

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Solution

The fourth proportional to 252,444.81, 348,355.90 and 142,079.56 is: 196,059.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,444.81 : 348,355.90 = 142,079.56 : x
  2. Step 2: Convert to fraction form
    252,444.81/348,355.90 = 142,079.56/x
  3. Step 3: Cross multiply
    252,444.81x = 348,355.90 × 142,079.56
  4. Step 4: Simplify right side
    252,444.81x = 49,494,252,995.40
  5. Step 5: Solve for x
    x = 49,494,252,995.40/252,444.81
  6. Step 6: Final answer
    x = 196,059.70

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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.