Home / 94,014.40-141,021.60-89,867.20

Finding the Fourth Proportional to 94,014.40, 141,021.60 and 89,867.20

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Solution

The fourth proportional to 94,014.40, 141,021.60 and 89,867.20 is: 134,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,014.40 : 141,021.60 = 89,867.20 : x
  2. Step 2: Convert to fraction form
    94,014.40/141,021.60 = 89,867.20/x
  3. Step 3: Cross multiply
    94,014.40x = 141,021.60 × 89,867.20
  4. Step 4: Simplify right side
    94,014.40x = 12,673,216,331.52
  5. Step 5: Solve for x
    x = 12,673,216,331.52/94,014.40
  6. Step 6: Final answer
    x = 134,800.80

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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.