Home / 69,660.57-96,161.01-47,030.21

Finding the Fourth Proportional to 69,660.57, 96,161.01 and 47,030.21

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Solution

The fourth proportional to 69,660.57, 96,161.01 and 47,030.21 is: 64,921.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,660.57 : 96,161.01 = 47,030.21 : x
  2. Step 2: Convert to fraction form
    69,660.57/96,161.01 = 47,030.21/x
  3. Step 3: Cross multiply
    69,660.57x = 96,161.01 × 47,030.21
  4. Step 4: Simplify right side
    69,660.57x = 4,522,472,688.45
  5. Step 5: Solve for x
    x = 4,522,472,688.45/69,660.57
  6. Step 6: Final answer
    x = 64,921.56

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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.