Home / 125,540.51-188,316.45-35,589.66

Finding the Fourth Proportional to 125,540.51, 188,316.45 and 35,589.66

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Solution

The fourth proportional to 125,540.51, 188,316.45 and 35,589.66 is: 53,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,540.51 : 188,316.45 = 35,589.66 : x
  2. Step 2: Convert to fraction form
    125,540.51/188,316.45 = 35,589.66/x
  3. Step 3: Cross multiply
    125,540.51x = 188,316.45 × 35,589.66
  4. Step 4: Simplify right side
    125,540.51x = 6,702,118,427.91
  5. Step 5: Solve for x
    x = 6,702,118,427.91/125,540.51
  6. Step 6: Final answer
    x = 53,386.10

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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.