Home / 106,759.46-160,133.69-31,880.23

Finding the Fourth Proportional to 106,759.46, 160,133.69 and 31,880.23

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Solution

The fourth proportional to 106,759.46, 160,133.69 and 31,880.23 is: 47,818.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,759.46 : 160,133.69 = 31,880.23 : x
  2. Step 2: Convert to fraction form
    106,759.46/160,133.69 = 31,880.23/x
  3. Step 3: Cross multiply
    106,759.46x = 160,133.69 × 31,880.23
  4. Step 4: Simplify right side
    106,759.46x = 5,105,098,547.32
  5. Step 5: Solve for x
    x = 5,105,098,547.32/106,759.46
  6. Step 6: Final answer
    x = 47,818.70

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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.