Home / 50,080.51-75,126.70-31,362.10

Finding the Fourth Proportional to 50,080.51, 75,126.70 and 31,362.10

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Solution

The fourth proportional to 50,080.51, 75,126.70 and 31,362.10 is: 47,046.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,080.51 : 75,126.70 = 31,362.10 : x
  2. Step 2: Convert to fraction form
    50,080.51/75,126.70 = 31,362.10/x
  3. Step 3: Cross multiply
    50,080.51x = 75,126.70 × 31,362.10
  4. Step 4: Simplify right side
    50,080.51x = 2,356,130,929.46
  5. Step 5: Solve for x
    x = 2,356,130,929.46/50,080.51
  6. Step 6: Final answer
    x = 47,046.86

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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.