Home / 374,831.94-561,887.04-138,045.44

Finding the Fourth Proportional to 374,831.94, 561,887.04 and 138,045.44

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Solution

The fourth proportional to 374,831.94, 561,887.04 and 138,045.44 is: 206,935.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,831.94 : 561,887.04 = 138,045.44 : x
  2. Step 2: Convert to fraction form
    374,831.94/561,887.04 = 138,045.44/x
  3. Step 3: Cross multiply
    374,831.94x = 561,887.04 × 138,045.44
  4. Step 4: Simplify right side
    374,831.94x = 77,565,943,667.10
  5. Step 5: Solve for x
    x = 77,565,943,667.10/374,831.94
  6. Step 6: Final answer
    x = 206,935.26

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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.