Home / 214,916.47-296,492.75-134,203.87

Finding the Fourth Proportional to 214,916.47, 296,492.75 and 134,203.87

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Solution

The fourth proportional to 214,916.47, 296,492.75 and 134,203.87 is: 185,143.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,916.47 : 296,492.75 = 134,203.87 : x
  2. Step 2: Convert to fraction form
    214,916.47/296,492.75 = 134,203.87/x
  3. Step 3: Cross multiply
    214,916.47x = 296,492.75 × 134,203.87
  4. Step 4: Simplify right side
    214,916.47x = 39,790,475,434.70
  5. Step 5: Solve for x
    x = 39,790,475,434.70/214,916.47
  6. Step 6: Final answer
    x = 185,143.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.