Home / 271,424.88-374,510.28-156,701.55

Finding the Fourth Proportional to 271,424.88, 374,510.28 and 156,701.55

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Solution

The fourth proportional to 271,424.88, 374,510.28 and 156,701.55 is: 216,215.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,424.88 : 374,510.28 = 156,701.55 : x
  2. Step 2: Convert to fraction form
    271,424.88/374,510.28 = 156,701.55/x
  3. Step 3: Cross multiply
    271,424.88x = 374,510.28 × 156,701.55
  4. Step 4: Simplify right side
    271,424.88x = 58,686,341,366.93
  5. Step 5: Solve for x
    x = 58,686,341,366.93/271,424.88
  6. Step 6: Final answer
    x = 216,215.78

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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.