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Finding the Fourth Proportional to 356,252.49, 534,329.06 and 89,996.49

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Solution

The fourth proportional to 356,252.49, 534,329.06 and 89,996.49 is: 134,982.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,252.49 : 534,329.06 = 89,996.49 : x
  2. Step 2: Convert to fraction form
    356,252.49/534,329.06 = 89,996.49/x
  3. Step 3: Cross multiply
    356,252.49x = 534,329.06 × 89,996.49
  4. Step 4: Simplify right side
    356,252.49x = 48,087,739,455.02
  5. Step 5: Solve for x
    x = 48,087,739,455.02/356,252.49
  6. Step 6: Final answer
    x = 134,982.18

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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.