Home / 64,160.20-88,541.30-35,865.89

Finding the Fourth Proportional to 64,160.20, 88,541.30 and 35,865.89

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Solution

The fourth proportional to 64,160.20, 88,541.30 and 35,865.89 is: 49,495.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,160.20 : 88,541.30 = 35,865.89 : x
  2. Step 2: Convert to fraction form
    64,160.20/88,541.30 = 35,865.89/x
  3. Step 3: Cross multiply
    64,160.20x = 88,541.30 × 35,865.89
  4. Step 4: Simplify right side
    64,160.20x = 3,175,612,505.25
  5. Step 5: Solve for x
    x = 3,175,612,505.25/64,160.20
  6. Step 6: Final answer
    x = 49,495.05

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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.