Home / 106,625.04-147,175.14-65,801.65

Finding the Fourth Proportional to 106,625.04, 147,175.14 and 65,801.65

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Solution

The fourth proportional to 106,625.04, 147,175.14 and 65,801.65 is: 90,826.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,625.04 : 147,175.14 = 65,801.65 : x
  2. Step 2: Convert to fraction form
    106,625.04/147,175.14 = 65,801.65/x
  3. Step 3: Cross multiply
    106,625.04x = 147,175.14 × 65,801.65
  4. Step 4: Simplify right side
    106,625.04x = 9,684,366,650.55
  5. Step 5: Solve for x
    x = 9,684,366,650.55/106,625.04
  6. Step 6: Final answer
    x = 90,826.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.