Home / 152,218.40-210,103.59-88,568.48

Finding the Fourth Proportional to 152,218.40, 210,103.59 and 88,568.48

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Solution

The fourth proportional to 152,218.40, 210,103.59 and 88,568.48 is: 122,249.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,218.40 : 210,103.59 = 88,568.48 : x
  2. Step 2: Convert to fraction form
    152,218.40/210,103.59 = 88,568.48/x
  3. Step 3: Cross multiply
    152,218.40x = 210,103.59 × 88,568.48
  4. Step 4: Simplify right side
    152,218.40x = 18,608,554,558.33
  5. Step 5: Solve for x
    x = 18,608,554,558.33/152,218.40
  6. Step 6: Final answer
    x = 122,249.05

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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.