Home / 51,151.13-70,532.12-35,021.08

Finding the Fourth Proportional to 51,151.13, 70,532.12 and 35,021.08

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Solution

The fourth proportional to 51,151.13, 70,532.12 and 35,021.08 is: 48,290.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,151.13 : 70,532.12 = 35,021.08 : x
  2. Step 2: Convert to fraction form
    51,151.13/70,532.12 = 35,021.08/x
  3. Step 3: Cross multiply
    51,151.13x = 70,532.12 × 35,021.08
  4. Step 4: Simplify right side
    51,151.13x = 2,470,110,489.32
  5. Step 5: Solve for x
    x = 2,470,110,489.32/51,151.13
  6. Step 6: Final answer
    x = 48,290.44

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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.