Home / 89,071.87-133,604.55-26,740.75

Finding the Fourth Proportional to 89,071.87, 133,604.55 and 26,740.75

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Solution

The fourth proportional to 89,071.87, 133,604.55 and 26,740.75 is: 40,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,071.87 : 133,604.55 = 26,740.75 : x
  2. Step 2: Convert to fraction form
    89,071.87/133,604.55 = 26,740.75/x
  3. Step 3: Cross multiply
    89,071.87x = 133,604.55 × 26,740.75
  4. Step 4: Simplify right side
    89,071.87x = 3,572,685,870.41
  5. Step 5: Solve for x
    x = 3,572,685,870.41/89,071.87
  6. Step 6: Final answer
    x = 40,110.15

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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.