Home / 60,422.10-90,642.36-30,823.79

Finding the Fourth Proportional to 60,422.10, 90,642.36 and 30,823.79

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Solution

The fourth proportional to 60,422.10, 90,642.36 and 30,823.79 is: 46,240.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,422.10 : 90,642.36 = 30,823.79 : x
  2. Step 2: Convert to fraction form
    60,422.10/90,642.36 = 30,823.79/x
  3. Step 3: Cross multiply
    60,422.10x = 90,642.36 × 30,823.79
  4. Step 4: Simplify right side
    60,422.10x = 2,793,940,462.41
  5. Step 5: Solve for x
    x = 2,793,940,462.41/60,422.10
  6. Step 6: Final answer
    x = 46,240.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.