Home / 79,353.24-109,509.89-43,545.57

Finding the Fourth Proportional to 79,353.24, 109,509.89 and 43,545.57

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Solution

The fourth proportional to 79,353.24, 109,509.89 and 43,545.57 is: 60,094.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,353.24 : 109,509.89 = 43,545.57 : x
  2. Step 2: Convert to fraction form
    79,353.24/109,509.89 = 43,545.57/x
  3. Step 3: Cross multiply
    79,353.24x = 109,509.89 × 43,545.57
  4. Step 4: Simplify right side
    79,353.24x = 4,768,670,362.96
  5. Step 5: Solve for x
    x = 4,768,670,362.96/79,353.24
  6. Step 6: Final answer
    x = 60,094.21

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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.