Home / 69,749.42-96,205.47-45,868.46

Finding the Fourth Proportional to 69,749.42, 96,205.47 and 45,868.46

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Solution

The fourth proportional to 69,749.42, 96,205.47 and 45,868.46 is: 63,266.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,749.42 : 96,205.47 = 45,868.46 : x
  2. Step 2: Convert to fraction form
    69,749.42/96,205.47 = 45,868.46/x
  3. Step 3: Cross multiply
    69,749.42x = 96,205.47 × 45,868.46
  4. Step 4: Simplify right side
    69,749.42x = 4,412,796,752.48
  5. Step 5: Solve for x
    x = 4,412,796,752.48/69,749.42
  6. Step 6: Final answer
    x = 63,266.43

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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.