Home / 58,844.45-81,206.92-31,988.76

Finding the Fourth Proportional to 58,844.45, 81,206.92 and 31,988.76

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Solution

The fourth proportional to 58,844.45, 81,206.92 and 31,988.76 is: 44,145.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,844.45 : 81,206.92 = 31,988.76 : x
  2. Step 2: Convert to fraction form
    58,844.45/81,206.92 = 31,988.76/x
  3. Step 3: Cross multiply
    58,844.45x = 81,206.92 × 31,988.76
  4. Step 4: Simplify right side
    58,844.45x = 2,597,708,674.22
  5. Step 5: Solve for x
    x = 2,597,708,674.22/58,844.45
  6. Step 6: Final answer
    x = 44,145.35

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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.