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Finding the Fourth Proportional to 178,797.38, 246,739.37 and 98,223.18

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Solution

The fourth proportional to 178,797.38, 246,739.37 and 98,223.18 is: 135,547.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,797.38 : 246,739.37 = 98,223.18 : x
  2. Step 2: Convert to fraction form
    178,797.38/246,739.37 = 98,223.18/x
  3. Step 3: Cross multiply
    178,797.38x = 246,739.37 × 98,223.18
  4. Step 4: Simplify right side
    178,797.38x = 24,235,525,061.48
  5. Step 5: Solve for x
    x = 24,235,525,061.48/178,797.38
  6. Step 6: Final answer
    x = 135,547.43

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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.