Home / 67,426.64-93,032.84-39,127.44

Finding the Fourth Proportional to 67,426.64, 93,032.84 and 39,127.44

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Solution

The fourth proportional to 67,426.64, 93,032.84 and 39,127.44 is: 53,986.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,426.64 : 93,032.84 = 39,127.44 : x
  2. Step 2: Convert to fraction form
    67,426.64/93,032.84 = 39,127.44/x
  3. Step 3: Cross multiply
    67,426.64x = 93,032.84 × 39,127.44
  4. Step 4: Simplify right side
    67,426.64x = 3,640,136,865.13
  5. Step 5: Solve for x
    x = 3,640,136,865.13/67,426.64
  6. Step 6: Final answer
    x = 53,986.63

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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.