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Finding the Fourth Proportional to 64,301.36, 88,735.87 and 35,622.89

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Solution

The fourth proportional to 64,301.36, 88,735.87 and 35,622.89 is: 49,159.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,301.36 : 88,735.87 = 35,622.89 : x
  2. Step 2: Convert to fraction form
    64,301.36/88,735.87 = 35,622.89/x
  3. Step 3: Cross multiply
    64,301.36x = 88,735.87 × 35,622.89
  4. Step 4: Simplify right side
    64,301.36x = 3,161,027,514.27
  5. Step 5: Solve for x
    x = 3,161,027,514.27/64,301.36
  6. Step 6: Final answer
    x = 49,159.57

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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.