Home / 91,967.24-126,915.62-55,669.52

Finding the Fourth Proportional to 91,967.24, 126,915.62 and 55,669.52

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Solution

The fourth proportional to 91,967.24, 126,915.62 and 55,669.52 is: 76,824.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,967.24 : 126,915.62 = 55,669.52 : x
  2. Step 2: Convert to fraction form
    91,967.24/126,915.62 = 55,669.52/x
  3. Step 3: Cross multiply
    91,967.24x = 126,915.62 × 55,669.52
  4. Step 4: Simplify right side
    91,967.24x = 7,065,331,645.90
  5. Step 5: Solve for x
    x = 7,065,331,645.90/91,967.24
  6. Step 6: Final answer
    x = 76,824.44

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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.