Home / 284,581.42-392,747.21-157,281.61

Finding the Fourth Proportional to 284,581.42, 392,747.21 and 157,281.61

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Solution

The fourth proportional to 284,581.42, 392,747.21 and 157,281.61 is: 217,062.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,581.42 : 392,747.21 = 157,281.61 : x
  2. Step 2: Convert to fraction form
    284,581.42/392,747.21 = 157,281.61/x
  3. Step 3: Cross multiply
    284,581.42x = 392,747.21 × 157,281.61
  4. Step 4: Simplify right side
    284,581.42x = 61,771,913,511.81
  5. Step 5: Solve for x
    x = 61,771,913,511.81/284,581.42
  6. Step 6: Final answer
    x = 217,062.36

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