Home / 75,071.29-112,624.91-25,151.60

Finding the Fourth Proportional to 75,071.29, 112,624.91 and 25,151.60

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Solution

The fourth proportional to 75,071.29, 112,624.91 and 25,151.60 is: 37,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,071.29 : 112,624.91 = 25,151.60 : x
  2. Step 2: Convert to fraction form
    75,071.29/112,624.91 = 25,151.60/x
  3. Step 3: Cross multiply
    75,071.29x = 112,624.91 × 25,151.60
  4. Step 4: Simplify right side
    75,071.29x = 2,832,696,686.36
  5. Step 5: Solve for x
    x = 2,832,696,686.36/75,071.29
  6. Step 6: Final answer
    x = 37,733.42

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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.