Home / 64,247.07-88,619.82-51,530.77

Finding the Fourth Proportional to 64,247.07, 88,619.82 and 51,530.77

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Solution

The fourth proportional to 64,247.07, 88,619.82 and 51,530.77 is: 71,079.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,247.07 : 88,619.82 = 51,530.77 : x
  2. Step 2: Convert to fraction form
    64,247.07/88,619.82 = 51,530.77/x
  3. Step 3: Cross multiply
    64,247.07x = 88,619.82 × 51,530.77
  4. Step 4: Simplify right side
    64,247.07x = 4,566,647,118.76
  5. Step 5: Solve for x
    x = 4,566,647,118.76/64,247.07
  6. Step 6: Final answer
    x = 71,079.46

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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.