Home / 71,138.28-98,184.40-46,896.68

Finding the Fourth Proportional to 71,138.28, 98,184.40 and 46,896.68

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Solution

The fourth proportional to 71,138.28, 98,184.40 and 46,896.68 is: 64,726.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,138.28 : 98,184.40 = 46,896.68 : x
  2. Step 2: Convert to fraction form
    71,138.28/98,184.40 = 46,896.68/x
  3. Step 3: Cross multiply
    71,138.28x = 98,184.40 × 46,896.68
  4. Step 4: Simplify right side
    71,138.28x = 4,604,522,387.79
  5. Step 5: Solve for x
    x = 4,604,522,387.79/71,138.28
  6. Step 6: Final answer
    x = 64,726.37

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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.