Home / 103,046.52-154,465.20-58,581.36

Finding the Fourth Proportional to 103,046.52, 154,465.20 and 58,581.36

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Solution

The fourth proportional to 103,046.52, 154,465.20 and 58,581.36 is: 87,812.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,046.52 : 154,465.20 = 58,581.36 : x
  2. Step 2: Convert to fraction form
    103,046.52/154,465.20 = 58,581.36/x
  3. Step 3: Cross multiply
    103,046.52x = 154,465.20 × 58,581.36
  4. Step 4: Simplify right side
    103,046.52x = 9,048,781,488.67
  5. Step 5: Solve for x
    x = 9,048,781,488.67/103,046.52
  6. Step 6: Final answer
    x = 87,812.59

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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.