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Finding the Fourth Proportional to 200,351.84, 300,480.57 and 58,159.58

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Solution

The fourth proportional to 200,351.84, 300,480.57 and 58,159.58 is: 87,225.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,351.84 : 300,480.57 = 58,159.58 : x
  2. Step 2: Convert to fraction form
    200,351.84/300,480.57 = 58,159.58/x
  3. Step 3: Cross multiply
    200,351.84x = 300,480.57 × 58,159.58
  4. Step 4: Simplify right side
    200,351.84x = 17,475,822,246.96
  5. Step 5: Solve for x
    x = 17,475,822,246.96/200,351.84
  6. Step 6: Final answer
    x = 87,225.67

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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.