Home / 51,079.06-70,498.81-31,967.72

Finding the Fourth Proportional to 51,079.06, 70,498.81 and 31,967.72

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Solution

The fourth proportional to 51,079.06, 70,498.81 and 31,967.72 is: 44,121.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,079.06 : 70,498.81 = 31,967.72 : x
  2. Step 2: Convert to fraction form
    51,079.06/70,498.81 = 31,967.72/x
  3. Step 3: Cross multiply
    51,079.06x = 70,498.81 × 31,967.72
  4. Step 4: Simplify right side
    51,079.06x = 2,253,685,706.08
  5. Step 5: Solve for x
    x = 2,253,685,706.08/51,079.06
  6. Step 6: Final answer
    x = 44,121.52

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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.