Home / 61,916.42-85,443.90-33,622.31

Finding the Fourth Proportional to 61,916.42, 85,443.90 and 33,622.31

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Solution

The fourth proportional to 61,916.42, 85,443.90 and 33,622.31 is: 46,398.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,916.42 : 85,443.90 = 33,622.31 : x
  2. Step 2: Convert to fraction form
    61,916.42/85,443.90 = 33,622.31/x
  3. Step 3: Cross multiply
    61,916.42x = 85,443.90 × 33,622.31
  4. Step 4: Simplify right side
    61,916.42x = 2,872,820,866.19
  5. Step 5: Solve for x
    x = 2,872,820,866.19/61,916.42
  6. Step 6: Final answer
    x = 46,398.37

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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.