Home / 70,154.42-96,815.00-41,876.51

Finding the Fourth Proportional to 70,154.42, 96,815.00 and 41,876.51

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Solution

The fourth proportional to 70,154.42, 96,815.00 and 41,876.51 is: 57,790.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,154.42 : 96,815.00 = 41,876.51 : x
  2. Step 2: Convert to fraction form
    70,154.42/96,815.00 = 41,876.51/x
  3. Step 3: Cross multiply
    70,154.42x = 96,815.00 × 41,876.51
  4. Step 4: Simplify right side
    70,154.42x = 4,054,274,106.27
  5. Step 5: Solve for x
    x = 4,054,274,106.27/70,154.42
  6. Step 6: Final answer
    x = 57,790.72

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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.