Home / 72,884.67-109,327.02-56,268.96

Finding the Fourth Proportional to 72,884.67, 109,327.02 and 56,268.96

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Solution

The fourth proportional to 72,884.67, 109,327.02 and 56,268.96 is: 84,403.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,884.67 : 109,327.02 = 56,268.96 : x
  2. Step 2: Convert to fraction form
    72,884.67/109,327.02 = 56,268.96/x
  3. Step 3: Cross multiply
    72,884.67x = 109,327.02 × 56,268.96
  4. Step 4: Simplify right side
    72,884.67x = 6,151,717,715.30
  5. Step 5: Solve for x
    x = 6,151,717,715.30/72,884.67
  6. Step 6: Final answer
    x = 84,403.45

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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.