Home / 213,864.64-320,807.52-56,093.44

Finding the Fourth Proportional to 213,864.64, 320,807.52 and 56,093.44

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Solution

The fourth proportional to 213,864.64, 320,807.52 and 56,093.44 is: 84,142.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,864.64 : 320,807.52 = 56,093.44 : x
  2. Step 2: Convert to fraction form
    213,864.64/320,807.52 = 56,093.44/x
  3. Step 3: Cross multiply
    213,864.64x = 320,807.52 × 56,093.44
  4. Step 4: Simplify right side
    213,864.64x = 17,995,197,374.67
  5. Step 5: Solve for x
    x = 17,995,197,374.67/213,864.64
  6. Step 6: Final answer
    x = 84,142.93

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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.