Home / 126,223.74-174,188.75-69,635.12

Finding the Fourth Proportional to 126,223.74, 174,188.75 and 69,635.12

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Solution

The fourth proportional to 126,223.74, 174,188.75 and 69,635.12 is: 96,096.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,223.74 : 174,188.75 = 69,635.12 : x
  2. Step 2: Convert to fraction form
    126,223.74/174,188.75 = 69,635.12/x
  3. Step 3: Cross multiply
    126,223.74x = 174,188.75 × 69,635.12
  4. Step 4: Simplify right side
    126,223.74x = 12,129,653,637.96
  5. Step 5: Solve for x
    x = 12,129,653,637.96/126,223.74
  6. Step 6: Final answer
    x = 96,096.45

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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.