Home / 254,079.24-381,176.37-85,594.96

Finding the Fourth Proportional to 254,079.24, 381,176.37 and 85,594.96

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Solution

The fourth proportional to 254,079.24, 381,176.37 and 85,594.96 is: 128,411.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,079.24 : 381,176.37 = 85,594.96 : x
  2. Step 2: Convert to fraction form
    254,079.24/381,176.37 = 85,594.96/x
  3. Step 3: Cross multiply
    254,079.24x = 381,176.37 × 85,594.96
  4. Step 4: Simplify right side
    254,079.24x = 32,626,776,143.10
  5. Step 5: Solve for x
    x = 32,626,776,143.10/254,079.24
  6. Step 6: Final answer
    x = 128,411.81

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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.