Home / 141,200.41-211,800.70-88,646.80

Finding the Fourth Proportional to 141,200.41, 211,800.70 and 88,646.80

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Solution

The fourth proportional to 141,200.41, 211,800.70 and 88,646.80 is: 132,970.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,200.41 : 211,800.70 = 88,646.80 : x
  2. Step 2: Convert to fraction form
    141,200.41/211,800.70 = 88,646.80/x
  3. Step 3: Cross multiply
    141,200.41x = 211,800.70 × 88,646.80
  4. Step 4: Simplify right side
    141,200.41x = 18,775,454,379.03
  5. Step 5: Solve for x
    x = 18,775,454,379.03/141,200.41
  6. Step 6: Final answer
    x = 132,970.25

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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.