Home / 169,829.80-254,939.10-99,748.60

Finding the Fourth Proportional to 169,829.80, 254,939.10 and 99,748.60

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Solution

The fourth proportional to 169,829.80, 254,939.10 and 99,748.60 is: 149,737.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,829.80 : 254,939.10 = 99,748.60 : x
  2. Step 2: Convert to fraction form
    169,829.80/254,939.10 = 99,748.60/x
  3. Step 3: Cross multiply
    169,829.80x = 254,939.10 × 99,748.60
  4. Step 4: Simplify right side
    169,829.80x = 25,429,818,310.26
  5. Step 5: Solve for x
    x = 25,429,818,310.26/169,829.80
  6. Step 6: Final answer
    x = 149,737.08

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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.