Home / 57,159.02-78,862.36-36,983.94

Finding the Fourth Proportional to 57,159.02, 78,862.36 and 36,983.94

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Solution

The fourth proportional to 57,159.02, 78,862.36 and 36,983.94 is: 51,026.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,159.02 : 78,862.36 = 36,983.94 : x
  2. Step 2: Convert to fraction form
    57,159.02/78,862.36 = 36,983.94/x
  3. Step 3: Cross multiply
    57,159.02x = 78,862.36 × 36,983.94
  4. Step 4: Simplify right side
    57,159.02x = 2,916,640,915.25
  5. Step 5: Solve for x
    x = 2,916,640,915.25/57,159.02
  6. Step 6: Final answer
    x = 51,026.79

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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.