Home / 126,140.76-174,086.55-94,254.30

Finding the Fourth Proportional to 126,140.76, 174,086.55 and 94,254.30

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Solution

The fourth proportional to 126,140.76, 174,086.55 and 94,254.30 is: 130,080.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,140.76 : 174,086.55 = 94,254.30 : x
  2. Step 2: Convert to fraction form
    126,140.76/174,086.55 = 94,254.30/x
  3. Step 3: Cross multiply
    126,140.76x = 174,086.55 × 94,254.30
  4. Step 4: Simplify right side
    126,140.76x = 16,408,405,909.67
  5. Step 5: Solve for x
    x = 16,408,405,909.67/126,140.76
  6. Step 6: Final answer
    x = 130,080.13

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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.