Home / 356,188.42-534,341.04-169,136.74

Finding the Fourth Proportional to 356,188.42, 534,341.04 and 169,136.74

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Solution

The fourth proportional to 356,188.42, 534,341.04 and 169,136.74 is: 253,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,188.42 : 534,341.04 = 169,136.74 : x
  2. Step 2: Convert to fraction form
    356,188.42/534,341.04 = 169,136.74/x
  3. Step 3: Cross multiply
    356,188.42x = 534,341.04 × 169,136.74
  4. Step 4: Simplify right side
    356,188.42x = 90,376,701,553.81
  5. Step 5: Solve for x
    x = 90,376,701,553.81/356,188.42
  6. Step 6: Final answer
    x = 253,732.85

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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.