Home / 79,569.42-109,811.06-47,295.46

Finding the Fourth Proportional to 79,569.42, 109,811.06 and 47,295.46

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Solution

The fourth proportional to 79,569.42, 109,811.06 and 47,295.46 is: 65,270.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,569.42 : 109,811.06 = 47,295.46 : x
  2. Step 2: Convert to fraction form
    79,569.42/109,811.06 = 47,295.46/x
  3. Step 3: Cross multiply
    79,569.42x = 109,811.06 × 47,295.46
  4. Step 4: Simplify right side
    79,569.42x = 5,193,564,595.79
  5. Step 5: Solve for x
    x = 5,193,564,595.79/79,569.42
  6. Step 6: Final answer
    x = 65,270.86

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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.