Home / 63,145.28-87,140.06-34,850.97

Finding the Fourth Proportional to 63,145.28, 87,140.06 and 34,850.97

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Solution

The fourth proportional to 63,145.28, 87,140.06 and 34,850.97 is: 48,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,145.28 : 87,140.06 = 34,850.97 : x
  2. Step 2: Convert to fraction form
    63,145.28/87,140.06 = 34,850.97/x
  3. Step 3: Cross multiply
    63,145.28x = 87,140.06 × 34,850.97
  4. Step 4: Simplify right side
    63,145.28x = 3,036,915,703.99
  5. Step 5: Solve for x
    x = 3,036,915,703.99/63,145.28
  6. Step 6: Final answer
    x = 48,094.10

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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.