Home / 178,705.18-246,614.86-98,134.39

Finding the Fourth Proportional to 178,705.18, 246,614.86 and 98,134.39

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Solution

The fourth proportional to 178,705.18, 246,614.86 and 98,134.39 is: 135,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,705.18 : 246,614.86 = 98,134.39 : x
  2. Step 2: Convert to fraction form
    178,705.18/246,614.86 = 98,134.39/x
  3. Step 3: Cross multiply
    178,705.18x = 246,614.86 × 98,134.39
  4. Step 4: Simplify right side
    178,705.18x = 24,201,399,281.97
  5. Step 5: Solve for x
    x = 24,201,399,281.97/178,705.18
  6. Step 6: Final answer
    x = 135,426.40

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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.