Home / 125,964.90-188,947.35-41,702.40

Finding the Fourth Proportional to 125,964.90, 188,947.35 and 41,702.40

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Solution

The fourth proportional to 125,964.90, 188,947.35 and 41,702.40 is: 62,553.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,964.90 : 188,947.35 = 41,702.40 : x
  2. Step 2: Convert to fraction form
    125,964.90/188,947.35 = 41,702.40/x
  3. Step 3: Cross multiply
    125,964.90x = 188,947.35 × 41,702.40
  4. Step 4: Simplify right side
    125,964.90x = 7,879,557,968.64
  5. Step 5: Solve for x
    x = 7,879,557,968.64/125,964.90
  6. Step 6: Final answer
    x = 62,553.60

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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.