Home / 51,151.50-70,557.48-29,916.54

Finding the Fourth Proportional to 51,151.50, 70,557.48 and 29,916.54

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Solution

The fourth proportional to 51,151.50, 70,557.48 and 29,916.54 is: 41,266.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,151.50 : 70,557.48 = 29,916.54 : x
  2. Step 2: Convert to fraction form
    51,151.50/70,557.48 = 29,916.54/x
  3. Step 3: Cross multiply
    51,151.50x = 70,557.48 × 29,916.54
  4. Step 4: Simplify right side
    51,151.50x = 2,110,835,672.72
  5. Step 5: Solve for x
    x = 2,110,835,672.72/51,151.50
  6. Step 6: Final answer
    x = 41,266.35

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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.