Home / 64,074.47-88,464.34-57,348.44

Finding the Fourth Proportional to 64,074.47, 88,464.34 and 57,348.44

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Solution

The fourth proportional to 64,074.47, 88,464.34 and 57,348.44 is: 79,178.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,074.47 : 88,464.34 = 57,348.44 : x
  2. Step 2: Convert to fraction form
    64,074.47/88,464.34 = 57,348.44/x
  3. Step 3: Cross multiply
    64,074.47x = 88,464.34 × 57,348.44
  4. Step 4: Simplify right side
    64,074.47x = 5,073,291,894.63
  5. Step 5: Solve for x
    x = 5,073,291,894.63/64,074.47
  6. Step 6: Final answer
    x = 79,178.05

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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.