Home / 58,802.19-81,143.94-31,944.61

Finding the Fourth Proportional to 58,802.19, 81,143.94 and 31,944.61

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Solution

The fourth proportional to 58,802.19, 81,143.94 and 31,944.61 is: 44,081.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,802.19 : 81,143.94 = 31,944.61 : x
  2. Step 2: Convert to fraction form
    58,802.19/81,143.94 = 31,944.61/x
  3. Step 3: Cross multiply
    58,802.19x = 81,143.94 × 31,944.61
  4. Step 4: Simplify right side
    58,802.19x = 2,592,111,738.39
  5. Step 5: Solve for x
    x = 2,592,111,738.39/58,802.19
  6. Step 6: Final answer
    x = 44,081.89

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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.