Home / 126,589.95-174,690.68-69,999.39

Finding the Fourth Proportional to 126,589.95, 174,690.68 and 69,999.39

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Solution

The fourth proportional to 126,589.95, 174,690.68 and 69,999.39 is: 96,597.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,589.95 : 174,690.68 = 69,999.39 : x
  2. Step 2: Convert to fraction form
    126,589.95/174,690.68 = 69,999.39/x
  3. Step 3: Cross multiply
    126,589.95x = 174,690.68 × 69,999.39
  4. Step 4: Simplify right side
    126,589.95x = 12,228,240,688.69
  5. Step 5: Solve for x
    x = 12,228,240,688.69/126,589.95
  6. Step 6: Final answer
    x = 96,597.25

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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.