Home / 91,598.37-126,334.67-61,374.03

Finding the Fourth Proportional to 91,598.37, 126,334.67 and 61,374.03

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Solution

The fourth proportional to 91,598.37, 126,334.67 and 61,374.03 is: 84,648.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,598.37 : 126,334.67 = 61,374.03 : x
  2. Step 2: Convert to fraction form
    91,598.37/126,334.67 = 61,374.03/x
  3. Step 3: Cross multiply
    91,598.37x = 126,334.67 × 61,374.03
  4. Step 4: Simplify right side
    91,598.37x = 7,753,667,519.75
  5. Step 5: Solve for x
    x = 7,753,667,519.75/91,598.37
  6. Step 6: Final answer
    x = 84,648.53

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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.