Home / 375,216.37-562,831.76-138,437.17

Finding the Fourth Proportional to 375,216.37, 562,831.76 and 138,437.17

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Solution

The fourth proportional to 375,216.37, 562,831.76 and 138,437.17 is: 207,658.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,216.37 : 562,831.76 = 138,437.17 : x
  2. Step 2: Convert to fraction form
    375,216.37/562,831.76 = 138,437.17/x
  3. Step 3: Cross multiply
    375,216.37x = 562,831.76 × 138,437.17
  4. Step 4: Simplify right side
    375,216.37x = 77,916,835,348.33
  5. Step 5: Solve for x
    x = 77,916,835,348.33/375,216.37
  6. Step 6: Final answer
    x = 207,658.41

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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.