Home / 175,866.41-242,700.13-107,920.91

Finding the Fourth Proportional to 175,866.41, 242,700.13 and 107,920.91

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Solution

The fourth proportional to 175,866.41, 242,700.13 and 107,920.91 is: 148,933.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,866.41 : 242,700.13 = 107,920.91 : x
  2. Step 2: Convert to fraction form
    175,866.41/242,700.13 = 107,920.91/x
  3. Step 3: Cross multiply
    175,866.41x = 242,700.13 × 107,920.91
  4. Step 4: Simplify right side
    175,866.41x = 26,192,418,886.72
  5. Step 5: Solve for x
    x = 26,192,418,886.72/175,866.41
  6. Step 6: Final answer
    x = 148,933.61

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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.