Home / 65,930.02-98,865.46-39,288.58

Finding the Fourth Proportional to 65,930.02, 98,865.46 and 39,288.58

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Solution

The fourth proportional to 65,930.02, 98,865.46 and 39,288.58 is: 58,915.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,930.02 : 98,865.46 = 39,288.58 : x
  2. Step 2: Convert to fraction form
    65,930.02/98,865.46 = 39,288.58/x
  3. Step 3: Cross multiply
    65,930.02x = 98,865.46 × 39,288.58
  4. Step 4: Simplify right side
    65,930.02x = 3,884,283,336.39
  5. Step 5: Solve for x
    x = 3,884,283,336.39/65,930.02
  6. Step 6: Final answer
    x = 58,915.25

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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.