Home / 202,264.90-303,151.35-143,117.62

Finding the Fourth Proportional to 202,264.90, 303,151.35 and 143,117.62

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Solution

The fourth proportional to 202,264.90, 303,151.35 and 143,117.62 is: 214,502.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,264.90 : 303,151.35 = 143,117.62 : x
  2. Step 2: Convert to fraction form
    202,264.90/303,151.35 = 143,117.62/x
  3. Step 3: Cross multiply
    202,264.90x = 303,151.35 × 143,117.62
  4. Step 4: Simplify right side
    202,264.90x = 43,386,299,711.79
  5. Step 5: Solve for x
    x = 43,386,299,711.79/202,264.90
  6. Step 6: Final answer
    x = 214,502.37

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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.