Home / 91,848.20-126,750.00-51,561.95

Finding the Fourth Proportional to 91,848.20, 126,750.00 and 51,561.95

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Solution

The fourth proportional to 91,848.20, 126,750.00 and 51,561.95 is: 71,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,848.20 : 126,750.00 = 51,561.95 : x
  2. Step 2: Convert to fraction form
    91,848.20/126,750.00 = 51,561.95/x
  3. Step 3: Cross multiply
    91,848.20x = 126,750.00 × 51,561.95
  4. Step 4: Simplify right side
    91,848.20x = 6,535,477,145.04
  5. Step 5: Solve for x
    x = 6,535,477,145.04/91,848.20
  6. Step 6: Final answer
    x = 71,155.21

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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.