Home / 167,977.60-251,966.40-83,996.80

Finding the Fourth Proportional to 167,977.60, 251,966.40 and 83,996.80

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Solution

The fourth proportional to 167,977.60, 251,966.40 and 83,996.80 is: 125,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,977.60 : 251,966.40 = 83,996.80 : x
  2. Step 2: Convert to fraction form
    167,977.60/251,966.40 = 83,996.80/x
  3. Step 3: Cross multiply
    167,977.60x = 251,966.40 × 83,996.80
  4. Step 4: Simplify right side
    167,977.60x = 21,164,371,307.52
  5. Step 5: Solve for x
    x = 21,164,371,307.52/167,977.60
  6. Step 6: Final answer
    x = 125,995.20

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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.