Home / 125,114.78-187,682.42-36,368.19

Finding the Fourth Proportional to 125,114.78, 187,682.42 and 36,368.19

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Solution

The fourth proportional to 125,114.78, 187,682.42 and 36,368.19 is: 54,555.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,114.78 : 187,682.42 = 36,368.19 : x
  2. Step 2: Convert to fraction form
    125,114.78/187,682.42 = 36,368.19/x
  3. Step 3: Cross multiply
    125,114.78x = 187,682.42 × 36,368.19
  4. Step 4: Simplify right side
    125,114.78x = 6,825,669,796.57
  5. Step 5: Solve for x
    x = 6,825,669,796.57/125,114.78
  6. Step 6: Final answer
    x = 54,555.26

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1.5x scale

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.