Home / 133,088.40-199,632.60-88,570.80

Finding the Fourth Proportional to 133,088.40, 199,632.60 and 88,570.80

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Solution

The fourth proportional to 133,088.40, 199,632.60 and 88,570.80 is: 132,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,088.40 : 199,632.60 = 88,570.80 : x
  2. Step 2: Convert to fraction form
    133,088.40/199,632.60 = 88,570.80/x
  3. Step 3: Cross multiply
    133,088.40x = 199,632.60 × 88,570.80
  4. Step 4: Simplify right side
    133,088.40x = 17,681,619,088.08
  5. Step 5: Solve for x
    x = 17,681,619,088.08/133,088.40
  6. Step 6: Final answer
    x = 132,856.20

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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.