Home / 87,136.12-130,693.80-23,962.66

Finding the Fourth Proportional to 87,136.12, 130,693.80 and 23,962.66

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Solution

The fourth proportional to 87,136.12, 130,693.80 and 23,962.66 is: 35,941.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,136.12 : 130,693.80 = 23,962.66 : x
  2. Step 2: Convert to fraction form
    87,136.12/130,693.80 = 23,962.66/x
  3. Step 3: Cross multiply
    87,136.12x = 130,693.80 × 23,962.66
  4. Step 4: Simplify right side
    87,136.12x = 3,131,771,093.51
  5. Step 5: Solve for x
    x = 3,131,771,093.51/87,136.12
  6. Step 6: Final answer
    x = 35,941.14

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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.