Home / 125,502.48-188,211.96-50,603.28

Finding the Fourth Proportional to 125,502.48, 188,211.96 and 50,603.28

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Solution

The fourth proportional to 125,502.48, 188,211.96 and 50,603.28 is: 75,888.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,502.48 : 188,211.96 = 50,603.28 : x
  2. Step 2: Convert to fraction form
    125,502.48/188,211.96 = 50,603.28/x
  3. Step 3: Cross multiply
    125,502.48x = 188,211.96 × 50,603.28
  4. Step 4: Simplify right side
    125,502.48x = 9,524,142,511.23
  5. Step 5: Solve for x
    x = 9,524,142,511.23/125,502.48
  6. Step 6: Final answer
    x = 75,888.08

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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.