Home / 90,526.40-135,736.97-60,574.86

Finding the Fourth Proportional to 90,526.40, 135,736.97 and 60,574.86

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Solution

The fourth proportional to 90,526.40, 135,736.97 and 60,574.86 is: 90,827.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,526.40 : 135,736.97 = 60,574.86 : x
  2. Step 2: Convert to fraction form
    90,526.40/135,736.97 = 60,574.86/x
  3. Step 3: Cross multiply
    90,526.40x = 135,736.97 × 60,574.86
  4. Step 4: Simplify right side
    90,526.40x = 8,222,247,954.57
  5. Step 5: Solve for x
    x = 8,222,247,954.57/90,526.40
  6. Step 6: Final answer
    x = 90,827.07

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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.