Home / 57,433.05-79,296.30-51,364.40

Finding the Fourth Proportional to 57,433.05, 79,296.30 and 51,364.40

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Solution

The fourth proportional to 57,433.05, 79,296.30 and 51,364.40 is: 70,917.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,433.05 : 79,296.30 = 51,364.40 : x
  2. Step 2: Convert to fraction form
    57,433.05/79,296.30 = 51,364.40/x
  3. Step 3: Cross multiply
    57,433.05x = 79,296.30 × 51,364.40
  4. Step 4: Simplify right side
    57,433.05x = 4,073,006,475.24
  5. Step 5: Solve for x
    x = 4,073,006,475.24/57,433.05
  6. Step 6: Final answer
    x = 70,917.47

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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.