Home / 51,289.20-70,750.67-30,064.37

Finding the Fourth Proportional to 51,289.20, 70,750.67 and 30,064.37

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Solution

The fourth proportional to 51,289.20, 70,750.67 and 30,064.37 is: 41,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,289.20 : 70,750.67 = 30,064.37 : x
  2. Step 2: Convert to fraction form
    51,289.20/70,750.67 = 30,064.37/x
  3. Step 3: Cross multiply
    51,289.20x = 70,750.67 × 30,064.37
  4. Step 4: Simplify right side
    51,289.20x = 2,127,073,816.55
  5. Step 5: Solve for x
    x = 2,127,073,816.55/51,289.20
  6. Step 6: Final answer
    x = 41,472.16

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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.