Home / 170,404.68-235,175.95-102,443.65

Finding the Fourth Proportional to 170,404.68, 235,175.95 and 102,443.65

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Solution

The fourth proportional to 170,404.68, 235,175.95 and 102,443.65 is: 141,382.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,404.68 : 235,175.95 = 102,443.65 : x
  2. Step 2: Convert to fraction form
    170,404.68/235,175.95 = 102,443.65/x
  3. Step 3: Cross multiply
    170,404.68x = 235,175.95 × 102,443.65
  4. Step 4: Simplify right side
    170,404.68x = 24,092,282,710.22
  5. Step 5: Solve for x
    x = 24,092,282,710.22/170,404.68
  6. Step 6: Final answer
    x = 141,382.76

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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.