Home / 122,482.19-183,651.75-47,514.72

Finding the Fourth Proportional to 122,482.19, 183,651.75 and 47,514.72

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Solution

The fourth proportional to 122,482.19, 183,651.75 and 47,514.72 is: 71,244.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,482.19 : 183,651.75 = 47,514.72 : x
  2. Step 2: Convert to fraction form
    122,482.19/183,651.75 = 47,514.72/x
  3. Step 3: Cross multiply
    122,482.19x = 183,651.75 × 47,514.72
  4. Step 4: Simplify right side
    122,482.19x = 8,726,161,478.76
  5. Step 5: Solve for x
    x = 8,726,161,478.76/122,482.19
  6. Step 6: Final answer
    x = 71,244.33

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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.