Home / 64,187.30-96,098.70-60,696.20

Finding the Fourth Proportional to 64,187.30, 96,098.70 and 60,696.20

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Solution

The fourth proportional to 64,187.30, 96,098.70 and 60,696.20 is: 90,871.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,187.30 : 96,098.70 = 60,696.20 : x
  2. Step 2: Convert to fraction form
    64,187.30/96,098.70 = 60,696.20/x
  3. Step 3: Cross multiply
    64,187.30x = 96,098.70 × 60,696.20
  4. Step 4: Simplify right side
    64,187.30x = 5,832,825,914.94
  5. Step 5: Solve for x
    x = 5,832,825,914.94/64,187.30
  6. Step 6: Final answer
    x = 90,871.96

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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.