Home / 200,856.43-301,363.05-88,457.66

Finding the Fourth Proportional to 200,856.43, 301,363.05 and 88,457.66

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Solution

The fourth proportional to 200,856.43, 301,363.05 and 88,457.66 is: 132,721.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,856.43 : 301,363.05 = 88,457.66 : x
  2. Step 2: Convert to fraction form
    200,856.43/301,363.05 = 88,457.66/x
  3. Step 3: Cross multiply
    200,856.43x = 301,363.05 × 88,457.66
  4. Step 4: Simplify right side
    200,856.43x = 26,657,868,706.65
  5. Step 5: Solve for x
    x = 26,657,868,706.65/200,856.43
  6. Step 6: Final answer
    x = 132,721.02

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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.