Home / 156,873.48-235,247.94-56,979.18

Finding the Fourth Proportional to 156,873.48, 235,247.94 and 56,979.18

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Solution

The fourth proportional to 156,873.48, 235,247.94 and 56,979.18 is: 85,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,873.48 : 235,247.94 = 56,979.18 : x
  2. Step 2: Convert to fraction form
    156,873.48/235,247.94 = 56,979.18/x
  3. Step 3: Cross multiply
    156,873.48x = 235,247.94 × 56,979.18
  4. Step 4: Simplify right side
    156,873.48x = 13,404,234,717.89
  5. Step 5: Solve for x
    x = 13,404,234,717.89/156,873.48
  6. Step 6: Final answer
    x = 85,446.15

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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.