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Finding the Fourth Proportional to 64,040.86, 88,370.02 and 35,358.66

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Solution

The fourth proportional to 64,040.86, 88,370.02 and 35,358.66 is: 48,791.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,040.86 : 88,370.02 = 35,358.66 : x
  2. Step 2: Convert to fraction form
    64,040.86/88,370.02 = 35,358.66/x
  3. Step 3: Cross multiply
    64,040.86x = 88,370.02 × 35,358.66
  4. Step 4: Simplify right side
    64,040.86x = 3,124,645,491.37
  5. Step 5: Solve for x
    x = 3,124,645,491.37/64,040.86
  6. Step 6: Final answer
    x = 48,791.44

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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.