Home / 206,264.76-309,397.38-56,506.34

Finding the Fourth Proportional to 206,264.76, 309,397.38 and 56,506.34

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Solution

The fourth proportional to 206,264.76, 309,397.38 and 56,506.34 is: 84,759.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,264.76 : 309,397.38 = 56,506.34 : x
  2. Step 2: Convert to fraction form
    206,264.76/309,397.38 = 56,506.34/x
  3. Step 3: Cross multiply
    206,264.76x = 309,397.38 × 56,506.34
  4. Step 4: Simplify right side
    206,264.76x = 17,482,913,549.39
  5. Step 5: Solve for x
    x = 17,482,913,549.39/206,264.76
  6. Step 6: Final answer
    x = 84,759.58

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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.