Home / 58,748.69-81,073.30-31,891.22

Finding the Fourth Proportional to 58,748.69, 81,073.30 and 31,891.22

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Solution

The fourth proportional to 58,748.69, 81,073.30 and 31,891.22 is: 44,009.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,748.69 : 81,073.30 = 31,891.22 : x
  2. Step 2: Convert to fraction form
    58,748.69/81,073.30 = 31,891.22/x
  3. Step 3: Cross multiply
    58,748.69x = 81,073.30 × 31,891.22
  4. Step 4: Simplify right side
    58,748.69x = 2,585,525,881.60
  5. Step 5: Solve for x
    x = 2,585,525,881.60/58,748.69
  6. Step 6: Final answer
    x = 44,009.93

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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.