Home / 70,299.32-97,014.72-40,087.52

Finding the Fourth Proportional to 70,299.32, 97,014.72 and 40,087.52

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Solution

The fourth proportional to 70,299.32, 97,014.72 and 40,087.52 is: 55,321.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,299.32 : 97,014.72 = 40,087.52 : x
  2. Step 2: Convert to fraction form
    70,299.32/97,014.72 = 40,087.52/x
  3. Step 3: Cross multiply
    70,299.32x = 97,014.72 × 40,087.52
  4. Step 4: Simplify right side
    70,299.32x = 3,889,079,528.29
  5. Step 5: Solve for x
    x = 3,889,079,528.29/70,299.32
  6. Step 6: Final answer
    x = 55,321.72

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1.5x scale

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.