Home / 178,810.64-246,757.68-98,236.40

Finding the Fourth Proportional to 178,810.64, 246,757.68 and 98,236.40

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Solution

The fourth proportional to 178,810.64, 246,757.68 and 98,236.40 is: 135,565.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,810.64 : 246,757.68 = 98,236.40 : x
  2. Step 2: Convert to fraction form
    178,810.64/246,757.68 = 98,236.40/x
  3. Step 3: Cross multiply
    178,810.64x = 246,757.68 × 98,236.40
  4. Step 4: Simplify right side
    178,810.64x = 24,240,586,155.55
  5. Step 5: Solve for x
    x = 24,240,586,155.55/178,810.64
  6. Step 6: Final answer
    x = 135,565.68

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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.