Home / 64,327.80-96,513.60-40,607.76

Finding the Fourth Proportional to 64,327.80, 96,513.60 and 40,607.76

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Solution

The fourth proportional to 64,327.80, 96,513.60 and 40,607.76 is: 60,925.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,327.80 : 96,513.60 = 40,607.76 : x
  2. Step 2: Convert to fraction form
    64,327.80/96,513.60 = 40,607.76/x
  3. Step 3: Cross multiply
    64,327.80x = 96,513.60 × 40,607.76
  4. Step 4: Simplify right side
    64,327.80x = 3,919,201,105.54
  5. Step 5: Solve for x
    x = 3,919,201,105.54/64,327.80
  6. Step 6: Final answer
    x = 60,925.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.