Home / 77,565.60-116,383.48-39,595.25

Finding the Fourth Proportional to 77,565.60, 116,383.48 and 39,595.25

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Solution

The fourth proportional to 77,565.60, 116,383.48 and 39,595.25 is: 59,410.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,565.60 : 116,383.48 = 39,595.25 : x
  2. Step 2: Convert to fraction form
    77,565.60/116,383.48 = 39,595.25/x
  3. Step 3: Cross multiply
    77,565.60x = 116,383.48 × 39,595.25
  4. Step 4: Simplify right side
    77,565.60x = 4,608,233,085.46
  5. Step 5: Solve for x
    x = 4,608,233,085.46/77,565.60
  6. Step 6: Final answer
    x = 59,410.79

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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.