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Finding the Fourth Proportional to 283,184.70, 424,925.55 and 114,722.88

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Solution

The fourth proportional to 283,184.70, 424,925.55 and 114,722.88 is: 172,144.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,184.70 : 424,925.55 = 114,722.88 : x
  2. Step 2: Convert to fraction form
    283,184.70/424,925.55 = 114,722.88/x
  3. Step 3: Cross multiply
    283,184.70x = 424,925.55 × 114,722.88
  4. Step 4: Simplify right side
    283,184.70x = 48,748,682,881.58
  5. Step 5: Solve for x
    x = 48,748,682,881.58/283,184.70
  6. Step 6: Final answer
    x = 172,144.48

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1.5x scale

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.