Home / 90,296.86-124,610.97-52,055.70

Finding the Fourth Proportional to 90,296.86, 124,610.97 and 52,055.70

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Solution

The fourth proportional to 90,296.86, 124,610.97 and 52,055.70 is: 71,837.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,296.86 : 124,610.97 = 52,055.70 : x
  2. Step 2: Convert to fraction form
    90,296.86/124,610.97 = 52,055.70/x
  3. Step 3: Cross multiply
    90,296.86x = 124,610.97 × 52,055.70
  4. Step 4: Simplify right side
    90,296.86x = 6,486,711,271.03
  5. Step 5: Solve for x
    x = 6,486,711,271.03/90,296.86
  6. Step 6: Final answer
    x = 71,837.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.