Home / 64,190.20-88,580.81-35,509.11

Finding the Fourth Proportional to 64,190.20, 88,580.81 and 35,509.11

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Solution

The fourth proportional to 64,190.20, 88,580.81 and 35,509.11 is: 49,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,190.20 : 88,580.81 = 35,509.11 : x
  2. Step 2: Convert to fraction form
    64,190.20/88,580.81 = 35,509.11/x
  3. Step 3: Cross multiply
    64,190.20x = 88,580.81 × 35,509.11
  4. Step 4: Simplify right side
    64,190.20x = 3,145,425,726.18
  5. Step 5: Solve for x
    x = 3,145,425,726.18/64,190.20
  6. Step 6: Final answer
    x = 49,001.65

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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.