Home / 55,216.83-76,196.52-31,343.16

Finding the Fourth Proportional to 55,216.83, 76,196.52 and 31,343.16

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Solution

The fourth proportional to 55,216.83, 76,196.52 and 31,343.16 is: 43,252.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,216.83 : 76,196.52 = 31,343.16 : x
  2. Step 2: Convert to fraction form
    55,216.83/76,196.52 = 31,343.16/x
  3. Step 3: Cross multiply
    55,216.83x = 76,196.52 × 31,343.16
  4. Step 4: Simplify right side
    55,216.83x = 2,388,239,717.80
  5. Step 5: Solve for x
    x = 2,388,239,717.80/55,216.83
  6. Step 6: Final answer
    x = 43,252.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.