Home / 125,603.36-188,434.20-36,853.28

Finding the Fourth Proportional to 125,603.36, 188,434.20 and 36,853.28

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Solution

The fourth proportional to 125,603.36, 188,434.20 and 36,853.28 is: 55,288.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,603.36 : 188,434.20 = 36,853.28 : x
  2. Step 2: Convert to fraction form
    125,603.36/188,434.20 = 36,853.28/x
  3. Step 3: Cross multiply
    125,603.36x = 188,434.20 × 36,853.28
  4. Step 4: Simplify right side
    125,603.36x = 6,944,418,334.18
  5. Step 5: Solve for x
    x = 6,944,418,334.18/125,603.36
  6. Step 6: Final answer
    x = 55,288.48

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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.