Home / 64,327.87-88,762.13-40,437.63

Finding the Fourth Proportional to 64,327.87, 88,762.13 and 40,437.63

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Solution

The fourth proportional to 64,327.87, 88,762.13 and 40,437.63 is: 55,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,327.87 : 88,762.13 = 40,437.63 : x
  2. Step 2: Convert to fraction form
    64,327.87/88,762.13 = 40,437.63/x
  3. Step 3: Cross multiply
    64,327.87x = 88,762.13 × 40,437.63
  4. Step 4: Simplify right side
    64,327.87x = 3,589,330,120.40
  5. Step 5: Solve for x
    x = 3,589,330,120.40/64,327.87
  6. Step 6: Final answer
    x = 55,797.43

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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.