Home / 149,116.80-223,647.41-47,916.61

Finding the Fourth Proportional to 149,116.80, 223,647.41 and 47,916.61

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Solution

The fourth proportional to 149,116.80, 223,647.41 and 47,916.61 is: 71,865.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,116.80 : 223,647.41 = 47,916.61 : x
  2. Step 2: Convert to fraction form
    149,116.80/223,647.41 = 47,916.61/x
  3. Step 3: Cross multiply
    149,116.80x = 223,647.41 × 47,916.61
  4. Step 4: Simplify right side
    149,116.80x = 10,716,424,863.81
  5. Step 5: Solve for x
    x = 10,716,424,863.81/149,116.80
  6. Step 6: Final answer
    x = 71,865.98

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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.