Home / 53,916.60-80,947.80-34,233.60

Finding the Fourth Proportional to 53,916.60, 80,947.80 and 34,233.60

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Solution

The fourth proportional to 53,916.60, 80,947.80 and 34,233.60 is: 51,396.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,916.60 : 80,947.80 = 34,233.60 : x
  2. Step 2: Convert to fraction form
    53,916.60/80,947.80 = 34,233.60/x
  3. Step 3: Cross multiply
    53,916.60x = 80,947.80 × 34,233.60
  4. Step 4: Simplify right side
    53,916.60x = 2,771,134,606.08
  5. Step 5: Solve for x
    x = 2,771,134,606.08/53,916.60
  6. Step 6: Final answer
    x = 51,396.69

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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.