Home / 58,606.16-80,876.70-31,748.60

Finding the Fourth Proportional to 58,606.16, 80,876.70 and 31,748.60

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Solution

The fourth proportional to 58,606.16, 80,876.70 and 31,748.60 is: 43,813.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,606.16 : 80,876.70 = 31,748.60 : x
  2. Step 2: Convert to fraction form
    58,606.16/80,876.70 = 31,748.60/x
  3. Step 3: Cross multiply
    58,606.16x = 80,876.70 × 31,748.60
  4. Step 4: Simplify right side
    58,606.16x = 2,567,721,593.24
  5. Step 5: Solve for x
    x = 2,567,721,593.24/58,606.16
  6. Step 6: Final answer
    x = 43,813.17

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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.