Home / 305,856.03-458,788.66-106,182.76

Finding the Fourth Proportional to 305,856.03, 458,788.66 and 106,182.76

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Solution

The fourth proportional to 305,856.03, 458,788.66 and 106,182.76 is: 159,275.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,856.03 : 458,788.66 = 106,182.76 : x
  2. Step 2: Convert to fraction form
    305,856.03/458,788.66 = 106,182.76/x
  3. Step 3: Cross multiply
    305,856.03x = 458,788.66 × 106,182.76
  4. Step 4: Simplify right side
    305,856.03x = 48,715,447,322.47
  5. Step 5: Solve for x
    x = 48,715,447,322.47/305,856.03
  6. Step 6: Final answer
    x = 159,275.75

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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.