Home / 133,058.20-199,587.30-59,186.20

Finding the Fourth Proportional to 133,058.20, 199,587.30 and 59,186.20

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Solution

The fourth proportional to 133,058.20, 199,587.30 and 59,186.20 is: 88,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058.20 : 199,587.30 = 59,186.20 : x
  2. Step 2: Convert to fraction form
    133,058.20/199,587.30 = 59,186.20/x
  3. Step 3: Cross multiply
    133,058.20x = 199,587.30 × 59,186.20
  4. Step 4: Simplify right side
    133,058.20x = 11,812,813,855.26
  5. Step 5: Solve for x
    x = 11,812,813,855.26/133,058.20
  6. Step 6: Final answer
    x = 88,779.30

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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.