Home / 51,020-70,375.83-35,076.77

Finding the Fourth Proportional to 51,020, 70,375.83 and 35,076.77

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Solution

The fourth proportional to 51,020, 70,375.83 and 35,076.77 is: 48,384.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,020 : 70,375.83 = 35,076.77 : x
  2. Step 2: Convert to fraction form
    51,020/70,375.83 = 35,076.77/x
  3. Step 3: Cross multiply
    51,020x = 70,375.83 × 35,076.77
  4. Step 4: Simplify right side
    51,020x = 2,468,556,802.47
  5. Step 5: Solve for x
    x = 2,468,556,802.47/51,020
  6. Step 6: Final answer
    x = 48,384.10

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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.