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Finding the Fourth Proportional to 174,980.71, 262,512.87 and 56,652.17

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Solution

The fourth proportional to 174,980.71, 262,512.87 and 56,652.17 is: 84,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,980.71 : 262,512.87 = 56,652.17 : x
  2. Step 2: Convert to fraction form
    174,980.71/262,512.87 = 56,652.17/x
  3. Step 3: Cross multiply
    174,980.71x = 262,512.87 × 56,652.17
  4. Step 4: Simplify right side
    174,980.71x = 14,871,923,455.17
  5. Step 5: Solve for x
    x = 14,871,923,455.17/174,980.71
  6. Step 6: Final answer
    x = 84,991.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.