Home / 65,747.79-90,732.36-35,533.04

Finding the Fourth Proportional to 65,747.79, 90,732.36 and 35,533.04

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Solution

The fourth proportional to 65,747.79, 90,732.36 and 35,533.04 is: 49,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,747.79 : 90,732.36 = 35,533.04 : x
  2. Step 2: Convert to fraction form
    65,747.79/90,732.36 = 35,533.04/x
  3. Step 3: Cross multiply
    65,747.79x = 90,732.36 × 35,533.04
  4. Step 4: Simplify right side
    65,747.79x = 3,223,996,412.01
  5. Step 5: Solve for x
    x = 3,223,996,412.01/65,747.79
  6. Step 6: Final answer
    x = 49,035.82

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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.