Home / 61,916.06-85,445.23-33,621.75

Finding the Fourth Proportional to 61,916.06, 85,445.23 and 33,621.75

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Solution

The fourth proportional to 61,916.06, 85,445.23 and 33,621.75 is: 46,398.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,916.06 : 85,445.23 = 33,621.75 : x
  2. Step 2: Convert to fraction form
    61,916.06/85,445.23 = 33,621.75/x
  3. Step 3: Cross multiply
    61,916.06x = 85,445.23 × 33,621.75
  4. Step 4: Simplify right side
    61,916.06x = 2,872,818,140.74
  5. Step 5: Solve for x
    x = 2,872,818,140.74/61,916.06
  6. Step 6: Final answer
    x = 46,398.59

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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.