Home / 139,062.24-208,601.66-39,230.96

Finding the Fourth Proportional to 139,062.24, 208,601.66 and 39,230.96

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Solution

The fourth proportional to 139,062.24, 208,601.66 and 39,230.96 is: 58,848.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,062.24 : 208,601.66 = 39,230.96 : x
  2. Step 2: Convert to fraction form
    139,062.24/208,601.66 = 39,230.96/x
  3. Step 3: Cross multiply
    139,062.24x = 208,601.66 × 39,230.96
  4. Step 4: Simplify right side
    139,062.24x = 8,183,642,434.46
  5. Step 5: Solve for x
    x = 8,183,642,434.46/139,062.24
  6. Step 6: Final answer
    x = 58,848.77

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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.