Home / 102,327.02-141,209.16-57,004.94

Finding the Fourth Proportional to 102,327.02, 141,209.16 and 57,004.94

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Solution

The fourth proportional to 102,327.02, 141,209.16 and 57,004.94 is: 78,665.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,327.02 : 141,209.16 = 57,004.94 : x
  2. Step 2: Convert to fraction form
    102,327.02/141,209.16 = 57,004.94/x
  3. Step 3: Cross multiply
    102,327.02x = 141,209.16 × 57,004.94
  4. Step 4: Simplify right side
    102,327.02x = 8,049,619,693.25
  5. Step 5: Solve for x
    x = 8,049,619,693.25/102,327.02
  6. Step 6: Final answer
    x = 78,665.63

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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.