Home / 196,552.40-294,828.60-122,145.80

Finding the Fourth Proportional to 196,552.40, 294,828.60 and 122,145.80

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Solution

The fourth proportional to 196,552.40, 294,828.60 and 122,145.80 is: 183,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,552.40 : 294,828.60 = 122,145.80 : x
  2. Step 2: Convert to fraction form
    196,552.40/294,828.60 = 122,145.80/x
  3. Step 3: Cross multiply
    196,552.40x = 294,828.60 × 122,145.80
  4. Step 4: Simplify right side
    196,552.40x = 36,012,075,209.88
  5. Step 5: Solve for x
    x = 36,012,075,209.88/196,552.40
  6. Step 6: Final answer
    x = 183,218.70

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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.