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Finding the Fourth Proportional to 57,595.40, 79,485.78 and 32,103.48

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Solution

The fourth proportional to 57,595.40, 79,485.78 and 32,103.48 is: 44,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,595.40 : 79,485.78 = 32,103.48 : x
  2. Step 2: Convert to fraction form
    57,595.40/79,485.78 = 32,103.48/x
  3. Step 3: Cross multiply
    57,595.40x = 79,485.78 × 32,103.48
  4. Step 4: Simplify right side
    57,595.40x = 2,551,770,148.51
  5. Step 5: Solve for x
    x = 2,551,770,148.51/57,595.40
  6. Step 6: Final answer
    x = 44,305.10

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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.