Home / 56,056.73-84,134.30-31,124.93

Finding the Fourth Proportional to 56,056.73, 84,134.30 and 31,124.93

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Solution

The fourth proportional to 56,056.73, 84,134.30 and 31,124.93 is: 46,714.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,056.73 : 84,134.30 = 31,124.93 : x
  2. Step 2: Convert to fraction form
    56,056.73/84,134.30 = 31,124.93/x
  3. Step 3: Cross multiply
    56,056.73x = 84,134.30 × 31,124.93
  4. Step 4: Simplify right side
    56,056.73x = 2,618,673,621.80
  5. Step 5: Solve for x
    x = 2,618,673,621.80/56,056.73
  6. Step 6: Final answer
    x = 46,714.71

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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.