Home / 185,718.12-278,736.20-184,320.24

Finding the Fourth Proportional to 185,718.12, 278,736.20 and 184,320.24

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Solution

The fourth proportional to 185,718.12, 278,736.20 and 184,320.24 is: 276,638.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,718.12 : 278,736.20 = 184,320.24 : x
  2. Step 2: Convert to fraction form
    185,718.12/278,736.20 = 184,320.24/x
  3. Step 3: Cross multiply
    185,718.12x = 278,736.20 × 184,320.24
  4. Step 4: Simplify right side
    185,718.12x = 51,376,723,280.69
  5. Step 5: Solve for x
    x = 51,376,723,280.69/185,718.12
  6. Step 6: Final answer
    x = 276,638.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.