Home / 64,762.14-89,373.39-36,468.78

Finding the Fourth Proportional to 64,762.14, 89,373.39 and 36,468.78

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Solution

The fourth proportional to 64,762.14, 89,373.39 and 36,468.78 is: 50,327.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,762.14 : 89,373.39 = 36,468.78 : x
  2. Step 2: Convert to fraction form
    64,762.14/89,373.39 = 36,468.78/x
  3. Step 3: Cross multiply
    64,762.14x = 89,373.39 × 36,468.78
  4. Step 4: Simplify right side
    64,762.14x = 3,259,338,497.76
  5. Step 5: Solve for x
    x = 3,259,338,497.76/64,762.14
  6. Step 6: Final answer
    x = 50,327.84

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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.