Home / 53,060.62-79,490.66-31,357.34

Finding the Fourth Proportional to 53,060.62, 79,490.66 and 31,357.34

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Solution

The fourth proportional to 53,060.62, 79,490.66 and 31,357.34 is: 46,976.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,060.62 : 79,490.66 = 31,357.34 : x
  2. Step 2: Convert to fraction form
    53,060.62/79,490.66 = 31,357.34/x
  3. Step 3: Cross multiply
    53,060.62x = 79,490.66 × 31,357.34
  4. Step 4: Simplify right side
    53,060.62x = 2,492,615,652.44
  5. Step 5: Solve for x
    x = 2,492,615,652.44/53,060.62
  6. Step 6: Final answer
    x = 46,976.75

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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.