Home / 126,361.18-174,373.86-69,771.34

Finding the Fourth Proportional to 126,361.18, 174,373.86 and 69,771.34

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Solution

The fourth proportional to 126,361.18, 174,373.86 and 69,771.34 is: 96,281.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,361.18 : 174,373.86 = 69,771.34 : x
  2. Step 2: Convert to fraction form
    126,361.18/174,373.86 = 69,771.34/x
  3. Step 3: Cross multiply
    126,361.18x = 174,373.86 × 69,771.34
  4. Step 4: Simplify right side
    126,361.18x = 12,166,297,873.17
  5. Step 5: Solve for x
    x = 12,166,297,873.17/126,361.18
  6. Step 6: Final answer
    x = 96,281.93

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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.