Home / 70,595.06-97,409.64-40,375.52

Finding the Fourth Proportional to 70,595.06, 97,409.64 and 40,375.52

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Solution

The fourth proportional to 70,595.06, 97,409.64 and 40,375.52 is: 55,711.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,595.06 : 97,409.64 = 40,375.52 : x
  2. Step 2: Convert to fraction form
    70,595.06/97,409.64 = 40,375.52/x
  3. Step 3: Cross multiply
    70,595.06x = 97,409.64 × 40,375.52
  4. Step 4: Simplify right side
    70,595.06x = 3,932,964,868.01
  5. Step 5: Solve for x
    x = 3,932,964,868.01/70,595.06
  6. Step 6: Final answer
    x = 55,711.62

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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.