Home / 125,934.16-188,900.10-51,036.50

Finding the Fourth Proportional to 125,934.16, 188,900.10 and 51,036.50

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Solution

The fourth proportional to 125,934.16, 188,900.10 and 51,036.50 is: 76,554.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,934.16 : 188,900.10 = 51,036.50 : x
  2. Step 2: Convert to fraction form
    125,934.16/188,900.10 = 51,036.50/x
  3. Step 3: Cross multiply
    125,934.16x = 188,900.10 × 51,036.50
  4. Step 4: Simplify right side
    125,934.16x = 9,640,799,953.65
  5. Step 5: Solve for x
    x = 9,640,799,953.65/125,934.16
  6. Step 6: Final answer
    x = 76,554.29

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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.