Home / 42,136.14-63,188.70-17,162.63

Finding the Fourth Proportional to 42,136.14, 63,188.70 and 17,162.63

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Solution

The fourth proportional to 42,136.14, 63,188.70 and 17,162.63 is: 25,737.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,136.14 : 63,188.70 = 17,162.63 : x
  2. Step 2: Convert to fraction form
    42,136.14/63,188.70 = 17,162.63/x
  3. Step 3: Cross multiply
    42,136.14x = 63,188.70 × 17,162.63
  4. Step 4: Simplify right side
    42,136.14x = 1,084,483,962.34
  5. Step 5: Solve for x
    x = 1,084,483,962.34/42,136.14
  6. Step 6: Final answer
    x = 25,737.62

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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.