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Finding the Fourth Proportional to 283,101.35, 424,520.81 and 105,560.69

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Solution

The fourth proportional to 283,101.35, 424,520.81 and 105,560.69 is: 158,292.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,101.35 : 424,520.81 = 105,560.69 : x
  2. Step 2: Convert to fraction form
    283,101.35/424,520.81 = 105,560.69/x
  3. Step 3: Cross multiply
    283,101.35x = 424,520.81 × 105,560.69
  4. Step 4: Simplify right side
    283,101.35x = 44,812,709,095.16
  5. Step 5: Solve for x
    x = 44,812,709,095.16/283,101.35
  6. Step 6: Final answer
    x = 158,292.11

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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.