Home / 292,739.52-403,831.92-185,128.32

Finding the Fourth Proportional to 292,739.52, 403,831.92 and 185,128.32

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Solution

The fourth proportional to 292,739.52, 403,831.92 and 185,128.32 is: 255,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,739.52 : 403,831.92 = 185,128.32 : x
  2. Step 2: Convert to fraction form
    292,739.52/403,831.92 = 185,128.32/x
  3. Step 3: Cross multiply
    292,739.52x = 403,831.92 × 185,128.32
  4. Step 4: Simplify right side
    292,739.52x = 74,760,724,911.97
  5. Step 5: Solve for x
    x = 74,760,724,911.97/292,739.52
  6. Step 6: Final answer
    x = 255,383.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.