Home / 89,044.35-133,354.50-51,525.36

Finding the Fourth Proportional to 89,044.35, 133,354.50 and 51,525.36

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Solution

The fourth proportional to 89,044.35, 133,354.50 and 51,525.36 is: 77,165.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,044.35 : 133,354.50 = 51,525.36 : x
  2. Step 2: Convert to fraction form
    89,044.35/133,354.50 = 51,525.36/x
  3. Step 3: Cross multiply
    89,044.35x = 133,354.50 × 51,525.36
  4. Step 4: Simplify right side
    89,044.35x = 6,871,138,620.12
  5. Step 5: Solve for x
    x = 6,871,138,620.12/89,044.35
  6. Step 6: Final answer
    x = 77,165.35

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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.