Home / 82,767.04-124,162.23-26,588.31

Finding the Fourth Proportional to 82,767.04, 124,162.23 and 26,588.31

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Solution

The fourth proportional to 82,767.04, 124,162.23 and 26,588.31 is: 39,886.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,767.04 : 124,162.23 = 26,588.31 : x
  2. Step 2: Convert to fraction form
    82,767.04/124,162.23 = 26,588.31/x
  3. Step 3: Cross multiply
    82,767.04x = 124,162.23 × 26,588.31
  4. Step 4: Simplify right side
    82,767.04x = 3,301,263,861.53
  5. Step 5: Solve for x
    x = 3,301,263,861.53/82,767.04
  6. Step 6: Final answer
    x = 39,886.21

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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.