Home / 126,850.80-190,017.84-60,088.56

Finding the Fourth Proportional to 126,850.80, 190,017.84 and 60,088.56

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Solution

The fourth proportional to 126,850.80, 190,017.84 and 60,088.56 is: 90,010.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,850.80 : 190,017.84 = 60,088.56 : x
  2. Step 2: Convert to fraction form
    126,850.80/190,017.84 = 60,088.56/x
  3. Step 3: Cross multiply
    126,850.80x = 190,017.84 × 60,088.56
  4. Step 4: Simplify right side
    126,850.80x = 11,417,898,379.91
  5. Step 5: Solve for x
    x = 11,417,898,379.91/126,850.80
  6. Step 6: Final answer
    x = 90,010.46

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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.