Home / 125,261.71-187,852.91-41,008.21

Finding the Fourth Proportional to 125,261.71, 187,852.91 and 41,008.21

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Solution

The fourth proportional to 125,261.71, 187,852.91 and 41,008.21 is: 61,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,261.71 : 187,852.91 = 41,008.21 : x
  2. Step 2: Convert to fraction form
    125,261.71/187,852.91 = 41,008.21/x
  3. Step 3: Cross multiply
    125,261.71x = 187,852.91 × 41,008.21
  4. Step 4: Simplify right side
    125,261.71x = 7,703,510,907.72
  5. Step 5: Solve for x
    x = 7,703,510,907.72/125,261.71
  6. Step 6: Final answer
    x = 61,499.33

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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.