Home / 91,304.96-126,001.46-51,020.42

Finding the Fourth Proportional to 91,304.96, 126,001.46 and 51,020.42

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Solution

The fourth proportional to 91,304.96, 126,001.46 and 51,020.42 is: 70,408.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,304.96 : 126,001.46 = 51,020.42 : x
  2. Step 2: Convert to fraction form
    91,304.96/126,001.46 = 51,020.42/x
  3. Step 3: Cross multiply
    91,304.96x = 126,001.46 × 51,020.42
  4. Step 4: Simplify right side
    91,304.96x = 6,428,647,409.81
  5. Step 5: Solve for x
    x = 6,428,647,409.81/91,304.96
  6. Step 6: Final answer
    x = 70,408.52

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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.