Home / 58,790.61-81,131.63-31,933.37

Finding the Fourth Proportional to 58,790.61, 81,131.63 and 31,933.37

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Solution

The fourth proportional to 58,790.61, 81,131.63 and 31,933.37 is: 44,068.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,790.61 : 81,131.63 = 31,933.37 : x
  2. Step 2: Convert to fraction form
    58,790.61/81,131.63 = 31,933.37/x
  3. Step 3: Cross multiply
    58,790.61x = 81,131.63 × 31,933.37
  4. Step 4: Simplify right side
    58,790.61x = 2,590,806,402.66
  5. Step 5: Solve for x
    x = 2,590,806,402.66/58,790.61
  6. Step 6: Final answer
    x = 44,068.37

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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.