Home / 75,005.41-112,508.23-30,632.17

Finding the Fourth Proportional to 75,005.41, 112,508.23 and 30,632.17

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Solution

The fourth proportional to 75,005.41, 112,508.23 and 30,632.17 is: 45,948.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,005.41 : 112,508.23 = 30,632.17 : x
  2. Step 2: Convert to fraction form
    75,005.41/112,508.23 = 30,632.17/x
  3. Step 3: Cross multiply
    75,005.41x = 112,508.23 × 30,632.17
  4. Step 4: Simplify right side
    75,005.41x = 3,446,370,512.06
  5. Step 5: Solve for x
    x = 3,446,370,512.06/75,005.41
  6. Step 6: Final answer
    x = 45,948.29

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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.