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Finding the Fourth Proportional to 125,953.30, 188,940.35 and 41,710.87

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Solution

The fourth proportional to 125,953.30, 188,940.35 and 41,710.87 is: 62,569.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,953.30 : 188,940.35 = 41,710.87 : x
  2. Step 2: Convert to fraction form
    125,953.30/188,940.35 = 41,710.87/x
  3. Step 3: Cross multiply
    125,953.30x = 188,940.35 × 41,710.87
  4. Step 4: Simplify right side
    125,953.30x = 7,880,866,376.60
  5. Step 5: Solve for x
    x = 7,880,866,376.60/125,953.30
  6. Step 6: Final answer
    x = 62,569.75

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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.