Home / 88,742.08-133,090.44-26,398

Finding the Fourth Proportional to 88,742.08, 133,090.44 and 26,398

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Solution

The fourth proportional to 88,742.08, 133,090.44 and 26,398 is: 39,590.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,742.08 : 133,090.44 = 26,398 : x
  2. Step 2: Convert to fraction form
    88,742.08/133,090.44 = 26,398/x
  3. Step 3: Cross multiply
    88,742.08x = 133,090.44 × 26,398
  4. Step 4: Simplify right side
    88,742.08x = 3,513,321,435.12
  5. Step 5: Solve for x
    x = 3,513,321,435.12/88,742.08
  6. Step 6: Final answer
    x = 39,590.25

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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.