Home / 265,637.24-398,338.61-76,054.58

Finding the Fourth Proportional to 265,637.24, 398,338.61 and 76,054.58

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Solution

The fourth proportional to 265,637.24, 398,338.61 and 76,054.58 is: 114,048.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,637.24 : 398,338.61 = 76,054.58 : x
  2. Step 2: Convert to fraction form
    265,637.24/398,338.61 = 76,054.58/x
  3. Step 3: Cross multiply
    265,637.24x = 398,338.61 × 76,054.58
  4. Step 4: Simplify right side
    265,637.24x = 30,295,475,681.33
  5. Step 5: Solve for x
    x = 30,295,475,681.33/265,637.24
  6. Step 6: Final answer
    x = 114,048.30

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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.