Home / 159,457.20-238,890.60-92,929.20

Finding the Fourth Proportional to 159,457.20, 238,890.60 and 92,929.20

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Solution

The fourth proportional to 159,457.20, 238,890.60 and 92,929.20 is: 139,221.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,457.20 : 238,890.60 = 92,929.20 : x
  2. Step 2: Convert to fraction form
    159,457.20/238,890.60 = 92,929.20/x
  3. Step 3: Cross multiply
    159,457.20x = 238,890.60 × 92,929.20
  4. Step 4: Simplify right side
    159,457.20x = 22,199,912,345.52
  5. Step 5: Solve for x
    x = 22,199,912,345.52/159,457.20
  6. Step 6: Final answer
    x = 139,221.76

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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.