Home / 126,557.12-174,651.59-75,560.34

Finding the Fourth Proportional to 126,557.12, 174,651.59 and 75,560.34

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Solution

The fourth proportional to 126,557.12, 174,651.59 and 75,560.34 is: 104,274.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,557.12 : 174,651.59 = 75,560.34 : x
  2. Step 2: Convert to fraction form
    126,557.12/174,651.59 = 75,560.34/x
  3. Step 3: Cross multiply
    126,557.12x = 174,651.59 × 75,560.34
  4. Step 4: Simplify right side
    126,557.12x = 13,196,733,144.14
  5. Step 5: Solve for x
    x = 13,196,733,144.14/126,557.12
  6. Step 6: Final answer
    x = 104,274.92

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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.