Home / 106,337.87-159,530.16-31,452.18

Finding the Fourth Proportional to 106,337.87, 159,530.16 and 31,452.18

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Solution

The fourth proportional to 106,337.87, 159,530.16 and 31,452.18 is: 47,185.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,337.87 : 159,530.16 = 31,452.18 : x
  2. Step 2: Convert to fraction form
    106,337.87/159,530.16 = 31,452.18/x
  3. Step 3: Cross multiply
    106,337.87x = 159,530.16 × 31,452.18
  4. Step 4: Simplify right side
    106,337.87x = 5,017,571,307.75
  5. Step 5: Solve for x
    x = 5,017,571,307.75/106,337.87
  6. Step 6: Final answer
    x = 47,185.18

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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.