Home / 387,720.92-581,581.58-121,502.27

Finding the Fourth Proportional to 387,720.92, 581,581.58 and 121,502.27

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Solution

The fourth proportional to 387,720.92, 581,581.58 and 121,502.27 is: 182,253.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,720.92 : 581,581.58 = 121,502.27 : x
  2. Step 2: Convert to fraction form
    387,720.92/581,581.58 = 121,502.27/x
  3. Step 3: Cross multiply
    387,720.92x = 581,581.58 × 121,502.27
  4. Step 4: Simplify right side
    387,720.92x = 70,663,478,644.77
  5. Step 5: Solve for x
    x = 70,663,478,644.77/387,720.92
  6. Step 6: Final answer
    x = 182,253.46

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