Home / 64,207.40-96,246.30-29,172.20

Finding the Fourth Proportional to 64,207.40, 96,246.30 and 29,172.20

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Solution

The fourth proportional to 64,207.40, 96,246.30 and 29,172.20 is: 43,728.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,207.40 : 96,246.30 = 29,172.20 : x
  2. Step 2: Convert to fraction form
    64,207.40/96,246.30 = 29,172.20/x
  3. Step 3: Cross multiply
    64,207.40x = 96,246.30 × 29,172.20
  4. Step 4: Simplify right side
    64,207.40x = 2,807,716,312.86
  5. Step 5: Solve for x
    x = 2,807,716,312.86/64,207.40
  6. Step 6: Final answer
    x = 43,728.86

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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.