Home / 110,277.60-165,502.80-51,120.60

Finding the Fourth Proportional to 110,277.60, 165,502.80 and 51,120.60

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Solution

The fourth proportional to 110,277.60, 165,502.80 and 51,120.60 is: 76,720.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,277.60 : 165,502.80 = 51,120.60 : x
  2. Step 2: Convert to fraction form
    110,277.60/165,502.80 = 51,120.60/x
  3. Step 3: Cross multiply
    110,277.60x = 165,502.80 × 51,120.60
  4. Step 4: Simplify right side
    110,277.60x = 8,460,602,437.68
  5. Step 5: Solve for x
    x = 8,460,602,437.68/110,277.60
  6. Step 6: Final answer
    x = 76,720.95

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1.5x scale

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.