Home / 119,778.75-179,703.36-35,539.16

Finding the Fourth Proportional to 119,778.75, 179,703.36 and 35,539.16

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Solution

The fourth proportional to 119,778.75, 179,703.36 and 35,539.16 is: 53,319.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,778.75 : 179,703.36 = 35,539.16 : x
  2. Step 2: Convert to fraction form
    119,778.75/179,703.36 = 35,539.16/x
  3. Step 3: Cross multiply
    119,778.75x = 179,703.36 × 35,539.16
  4. Step 4: Simplify right side
    119,778.75x = 6,386,505,565.06
  5. Step 5: Solve for x
    x = 6,386,505,565.06/119,778.75
  6. Step 6: Final answer
    x = 53,319.19

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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.