Home / 75,053.04-112,454.60-52,819.76

Finding the Fourth Proportional to 75,053.04, 112,454.60 and 52,819.76

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Solution

The fourth proportional to 75,053.04, 112,454.60 and 52,819.76 is: 79,141.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,053.04 : 112,454.60 = 52,819.76 : x
  2. Step 2: Convert to fraction form
    75,053.04/112,454.60 = 52,819.76/x
  3. Step 3: Cross multiply
    75,053.04x = 112,454.60 × 52,819.76
  4. Step 4: Simplify right side
    75,053.04x = 5,939,824,156.52
  5. Step 5: Solve for x
    x = 5,939,824,156.52/75,053.04
  6. Step 6: Final answer
    x = 79,141.69

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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.