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Finding the Fourth Proportional to 110,778.59, 152,873.66 and 60,477.59

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Solution

The fourth proportional to 110,778.59, 152,873.66 and 60,477.59 is: 83,458.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,778.59 : 152,873.66 = 60,477.59 : x
  2. Step 2: Convert to fraction form
    110,778.59/152,873.66 = 60,477.59/x
  3. Step 3: Cross multiply
    110,778.59x = 152,873.66 × 60,477.59
  4. Step 4: Simplify right side
    110,778.59x = 9,245,429,766.91
  5. Step 5: Solve for x
    x = 9,245,429,766.91/110,778.59
  6. Step 6: Final answer
    x = 83,458.64

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1.5x scale

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.