Home / 148,866.37-205,383.90-95,182.81

Finding the Fourth Proportional to 148,866.37, 205,383.90 and 95,182.81

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Solution

The fourth proportional to 148,866.37, 205,383.90 and 95,182.81 is: 131,319.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,866.37 : 205,383.90 = 95,182.81 : x
  2. Step 2: Convert to fraction form
    148,866.37/205,383.90 = 95,182.81/x
  3. Step 3: Cross multiply
    148,866.37x = 205,383.90 × 95,182.81
  4. Step 4: Simplify right side
    148,866.37x = 19,549,016,730.76
  5. Step 5: Solve for x
    x = 19,549,016,730.76/148,866.37
  6. Step 6: Final answer
    x = 131,319.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.