Home / 112,136.22-168,207.43-36,238.01

Finding the Fourth Proportional to 112,136.22, 168,207.43 and 36,238.01

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Solution

The fourth proportional to 112,136.22, 168,207.43 and 36,238.01 is: 54,358.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,136.22 : 168,207.43 = 36,238.01 : x
  2. Step 2: Convert to fraction form
    112,136.22/168,207.43 = 36,238.01/x
  3. Step 3: Cross multiply
    112,136.22x = 168,207.43 × 36,238.01
  4. Step 4: Simplify right side
    112,136.22x = 6,095,502,037.89
  5. Step 5: Solve for x
    x = 6,095,502,037.89/112,136.22
  6. Step 6: Final answer
    x = 54,358.01

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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.