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Finding the Fourth Proportional to 184,655.80, 276,978.23 and 76,574.26

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Solution

The fourth proportional to 184,655.80, 276,978.23 and 76,574.26 is: 114,859.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,655.80 : 276,978.23 = 76,574.26 : x
  2. Step 2: Convert to fraction form
    184,655.80/276,978.23 = 76,574.26/x
  3. Step 3: Cross multiply
    184,655.80x = 276,978.23 × 76,574.26
  4. Step 4: Simplify right side
    184,655.80x = 21,209,403,679.60
  5. Step 5: Solve for x
    x = 21,209,403,679.60/184,655.80
  6. Step 6: Final answer
    x = 114,859.12

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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.