Home / 106,746.41-160,114.16-31,867.18

Finding the Fourth Proportional to 106,746.41, 160,114.16 and 31,867.18

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Solution

The fourth proportional to 106,746.41, 160,114.16 and 31,867.18 is: 47,799.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,746.41 : 160,114.16 = 31,867.18 : x
  2. Step 2: Convert to fraction form
    106,746.41/160,114.16 = 31,867.18/x
  3. Step 3: Cross multiply
    106,746.41x = 160,114.16 × 31,867.18
  4. Step 4: Simplify right side
    106,746.41x = 5,102,386,197.65
  5. Step 5: Solve for x
    x = 5,102,386,197.65/106,746.41
  6. Step 6: Final answer
    x = 47,799.14

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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.