Home / 58,813.19-81,162.03-31,955.79

Finding the Fourth Proportional to 58,813.19, 81,162.03 and 31,955.79

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Solution

The fourth proportional to 58,813.19, 81,162.03 and 31,955.79 is: 44,098.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,813.19 : 81,162.03 = 31,955.79 : x
  2. Step 2: Convert to fraction form
    58,813.19/81,162.03 = 31,955.79/x
  3. Step 3: Cross multiply
    58,813.19x = 81,162.03 × 31,955.79
  4. Step 4: Simplify right side
    58,813.19x = 2,593,596,380.84
  5. Step 5: Solve for x
    x = 2,593,596,380.84/58,813.19
  6. Step 6: Final answer
    x = 44,098.89

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1.5x scale

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.