Home / 66,037.79-98,963.49-51,177.17

Finding the Fourth Proportional to 66,037.79, 98,963.49 and 51,177.17

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Solution

The fourth proportional to 66,037.79, 98,963.49 and 51,177.17 is: 76,693.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,037.79 : 98,963.49 = 51,177.17 : x
  2. Step 2: Convert to fraction form
    66,037.79/98,963.49 = 51,177.17/x
  3. Step 3: Cross multiply
    66,037.79x = 98,963.49 × 51,177.17
  4. Step 4: Simplify right side
    66,037.79x = 5,064,671,351.52
  5. Step 5: Solve for x
    x = 5,064,671,351.52/66,037.79
  6. Step 6: Final answer
    x = 76,693.53

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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.