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Finding the Fourth Proportional to 191,221.32, 286,864.80 and 58,115.04

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Solution

The fourth proportional to 191,221.32, 286,864.80 and 58,115.04 is: 87,182.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,221.32 : 286,864.80 = 58,115.04 : x
  2. Step 2: Convert to fraction form
    191,221.32/286,864.80 = 58,115.04/x
  3. Step 3: Cross multiply
    191,221.32x = 286,864.80 × 58,115.04
  4. Step 4: Simplify right side
    191,221.32x = 16,671,159,326.59
  5. Step 5: Solve for x
    x = 16,671,159,326.59/191,221.32
  6. Step 6: Final answer
    x = 87,182.53

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