Home / 97,742.32-146,535.21-64,216.96

Finding the Fourth Proportional to 97,742.32, 146,535.21 and 64,216.96

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Solution

The fourth proportional to 97,742.32, 146,535.21 and 64,216.96 is: 96,274.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,742.32 : 146,535.21 = 64,216.96 : x
  2. Step 2: Convert to fraction form
    97,742.32/146,535.21 = 64,216.96/x
  3. Step 3: Cross multiply
    97,742.32x = 146,535.21 × 64,216.96
  4. Step 4: Simplify right side
    97,742.32x = 9,410,045,719.16
  5. Step 5: Solve for x
    x = 9,410,045,719.16/97,742.32
  6. Step 6: Final answer
    x = 96,274.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.