Home / 265,127.07-397,630.50-75,583.23

Finding the Fourth Proportional to 265,127.07, 397,630.50 and 75,583.23

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Solution

The fourth proportional to 265,127.07, 397,630.50 and 75,583.23 is: 113,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,127.07 : 397,630.50 = 75,583.23 : x
  2. Step 2: Convert to fraction form
    265,127.07/397,630.50 = 75,583.23/x
  3. Step 3: Cross multiply
    265,127.07x = 397,630.50 × 75,583.23
  4. Step 4: Simplify right side
    265,127.07x = 30,054,197,536.52
  5. Step 5: Solve for x
    x = 30,054,197,536.52/265,127.07
  6. Step 6: Final answer
    x = 113,357.71

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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.