Home / 97,727.80-146,883.30-84,897.40

Finding the Fourth Proportional to 97,727.80, 146,883.30 and 84,897.40

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Solution

The fourth proportional to 97,727.80, 146,883.30 and 84,897.40 is: 127,599.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,727.80 : 146,883.30 = 84,897.40 : x
  2. Step 2: Convert to fraction form
    97,727.80/146,883.30 = 84,897.40/x
  3. Step 3: Cross multiply
    97,727.80x = 146,883.30 × 84,897.40
  4. Step 4: Simplify right side
    97,727.80x = 12,470,010,273.42
  5. Step 5: Solve for x
    x = 12,470,010,273.42/97,727.80
  6. Step 6: Final answer
    x = 127,599.42

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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.