Home / 91,102.35-125,715.52-50,266.95

Finding the Fourth Proportional to 91,102.35, 125,715.52 and 50,266.95

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Solution

The fourth proportional to 91,102.35, 125,715.52 and 50,266.95 is: 69,365.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,102.35 : 125,715.52 = 50,266.95 : x
  2. Step 2: Convert to fraction form
    91,102.35/125,715.52 = 50,266.95/x
  3. Step 3: Cross multiply
    91,102.35x = 125,715.52 × 50,266.95
  4. Step 4: Simplify right side
    91,102.35x = 6,319,336,268.81
  5. Step 5: Solve for x
    x = 6,319,336,268.81/91,102.35
  6. Step 6: Final answer
    x = 69,365.24

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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.