Home / 48,156.12-72,136.26-39,303

Finding the Fourth Proportional to 48,156.12, 72,136.26 and 39,303

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Solution

The fourth proportional to 48,156.12, 72,136.26 and 39,303 is: 58,874.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,156.12 : 72,136.26 = 39,303 : x
  2. Step 2: Convert to fraction form
    48,156.12/72,136.26 = 39,303/x
  3. Step 3: Cross multiply
    48,156.12x = 72,136.26 × 39,303
  4. Step 4: Simplify right side
    48,156.12x = 2,835,171,426.78
  5. Step 5: Solve for x
    x = 2,835,171,426.78/48,156.12
  6. Step 6: Final answer
    x = 58,874.58

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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.