Home / 84,254.19-126,408.60-25,090.35

Finding the Fourth Proportional to 84,254.19, 126,408.60 and 25,090.35

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Solution

The fourth proportional to 84,254.19, 126,408.60 and 25,090.35 is: 37,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,254.19 : 126,408.60 = 25,090.35 : x
  2. Step 2: Convert to fraction form
    84,254.19/126,408.60 = 25,090.35/x
  3. Step 3: Cross multiply
    84,254.19x = 126,408.60 × 25,090.35
  4. Step 4: Simplify right side
    84,254.19x = 3,171,636,017.01
  5. Step 5: Solve for x
    x = 3,171,636,017.01/84,254.19
  6. Step 6: Final answer
    x = 37,643.66

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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.