Home / 58,804.64-81,149.42-31,947.56

Finding the Fourth Proportional to 58,804.64, 81,149.42 and 31,947.56

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Solution

The fourth proportional to 58,804.64, 81,149.42 and 31,947.56 is: 44,087.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,804.64 : 81,149.42 = 31,947.56 : x
  2. Step 2: Convert to fraction form
    58,804.64/81,149.42 = 31,947.56/x
  3. Step 3: Cross multiply
    58,804.64x = 81,149.42 × 31,947.56
  4. Step 4: Simplify right side
    58,804.64x = 2,592,525,964.42
  5. Step 5: Solve for x
    x = 2,592,525,964.42/58,804.64
  6. Step 6: Final answer
    x = 44,087.10

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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.