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Finding the Fourth Proportional to 64,057.61, 88,399.51 and 35,763.30

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Solution

The fourth proportional to 64,057.61, 88,399.51 and 35,763.30 is: 49,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,057.61 : 88,399.51 = 35,763.30 : x
  2. Step 2: Convert to fraction form
    64,057.61/88,399.51 = 35,763.30/x
  3. Step 3: Cross multiply
    64,057.61x = 88,399.51 × 35,763.30
  4. Step 4: Simplify right side
    64,057.61x = 3,161,458,106.57
  5. Step 5: Solve for x
    x = 3,161,458,106.57/64,057.61
  6. Step 6: Final answer
    x = 49,353.36

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1.5x scale

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.