Home / 91,851.27-126,762.08-51,567.68

Finding the Fourth Proportional to 91,851.27, 126,762.08 and 51,567.68

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Solution

The fourth proportional to 91,851.27, 126,762.08 and 51,567.68 is: 71,167.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,851.27 : 126,762.08 = 51,567.68 : x
  2. Step 2: Convert to fraction form
    91,851.27/126,762.08 = 51,567.68/x
  3. Step 3: Cross multiply
    91,851.27x = 126,762.08 × 51,567.68
  4. Step 4: Simplify right side
    91,851.27x = 6,536,825,485.93
  5. Step 5: Solve for x
    x = 6,536,825,485.93/91,851.27
  6. Step 6: Final answer
    x = 71,167.50

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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.