Home / 60,945.12-91,408.40-23,499.72

Finding the Fourth Proportional to 60,945.12, 91,408.40 and 23,499.72

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Solution

The fourth proportional to 60,945.12, 91,408.40 and 23,499.72 is: 35,246.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,945.12 : 91,408.40 = 23,499.72 : x
  2. Step 2: Convert to fraction form
    60,945.12/91,408.40 = 23,499.72/x
  3. Step 3: Cross multiply
    60,945.12x = 91,408.40 × 23,499.72
  4. Step 4: Simplify right side
    60,945.12x = 2,148,071,805.65
  5. Step 5: Solve for x
    x = 2,148,071,805.65/60,945.12
  6. Step 6: Final answer
    x = 35,246.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.