Home / 55,126.65-82,624.35-31,703.88

Finding the Fourth Proportional to 55,126.65, 82,624.35 and 31,703.88

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Solution

The fourth proportional to 55,126.65, 82,624.35 and 31,703.88 is: 47,518.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,126.65 : 82,624.35 = 31,703.88 : x
  2. Step 2: Convert to fraction form
    55,126.65/82,624.35 = 31,703.88/x
  3. Step 3: Cross multiply
    55,126.65x = 82,624.35 × 31,703.88
  4. Step 4: Simplify right side
    55,126.65x = 2,619,512,477.48
  5. Step 5: Solve for x
    x = 2,619,512,477.48/55,126.65
  6. Step 6: Final answer
    x = 47,518.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.