Home / 64,289.64-88,717.75-35,608.19

Finding the Fourth Proportional to 64,289.64, 88,717.75 and 35,608.19

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Solution

The fourth proportional to 64,289.64, 88,717.75 and 35,608.19 is: 49,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,289.64 : 88,717.75 = 35,608.19 : x
  2. Step 2: Convert to fraction form
    64,289.64/88,717.75 = 35,608.19/x
  3. Step 3: Cross multiply
    64,289.64x = 88,717.75 × 35,608.19
  4. Step 4: Simplify right side
    64,289.64x = 3,159,077,965.76
  5. Step 5: Solve for x
    x = 3,159,077,965.76/64,289.64
  6. Step 6: Final answer
    x = 49,138.21

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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.