Home / 185,063.43-277,697.79-90,294.39

Finding the Fourth Proportional to 185,063.43, 277,697.79 and 90,294.39

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Solution

The fourth proportional to 185,063.43, 277,697.79 and 90,294.39 is: 135,491.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,063.43 : 277,697.79 = 90,294.39 : x
  2. Step 2: Convert to fraction form
    185,063.43/277,697.79 = 90,294.39/x
  3. Step 3: Cross multiply
    185,063.43x = 277,697.79 × 90,294.39
  4. Step 4: Simplify right side
    185,063.43x = 25,074,552,552.40
  5. Step 5: Solve for x
    x = 25,074,552,552.40/185,063.43
  6. Step 6: Final answer
    x = 135,491.67

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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.