Home / 58,495.08-80,723.22-31,637.61

Finding the Fourth Proportional to 58,495.08, 80,723.22 and 31,637.61

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Solution

The fourth proportional to 58,495.08, 80,723.22 and 31,637.61 is: 43,659.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,495.08 : 80,723.22 = 31,637.61 : x
  2. Step 2: Convert to fraction form
    58,495.08/80,723.22 = 31,637.61/x
  3. Step 3: Cross multiply
    58,495.08x = 80,723.22 × 31,637.61
  4. Step 4: Simplify right side
    58,495.08x = 2,553,889,752.30
  5. Step 5: Solve for x
    x = 2,553,889,752.30/58,495.08
  6. Step 6: Final answer
    x = 43,659.91

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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.