Home / 91,862.22-126,768.93-51,575.07

Finding the Fourth Proportional to 91,862.22, 126,768.93 and 51,575.07

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Solution

The fourth proportional to 91,862.22, 126,768.93 and 51,575.07 is: 71,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,862.22 : 126,768.93 = 51,575.07 : x
  2. Step 2: Convert to fraction form
    91,862.22/126,768.93 = 51,575.07/x
  3. Step 3: Cross multiply
    91,862.22x = 126,768.93 × 51,575.07
  4. Step 4: Simplify right side
    91,862.22x = 6,538,116,438.58
  5. Step 5: Solve for x
    x = 6,538,116,438.58/91,862.22
  6. Step 6: Final answer
    x = 71,173.07

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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.