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Finding the Fourth Proportional to 57,901.77, 79,904.75 and 32,750.73

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Solution

The fourth proportional to 57,901.77, 79,904.75 and 32,750.73 is: 45,196.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,901.77 : 79,904.75 = 32,750.73 : x
  2. Step 2: Convert to fraction form
    57,901.77/79,904.75 = 32,750.73/x
  3. Step 3: Cross multiply
    57,901.77x = 79,904.75 × 32,750.73
  4. Step 4: Simplify right side
    57,901.77x = 2,616,938,729.21
  5. Step 5: Solve for x
    x = 2,616,938,729.21/57,901.77
  6. Step 6: Final answer
    x = 45,196.18

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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.