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Finding the Fourth Proportional to 184,426.66, 254,202.87 and 130,642.66

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Solution

The fourth proportional to 184,426.66, 254,202.87 and 130,642.66 is: 180,070.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,426.66 : 254,202.87 = 130,642.66 : x
  2. Step 2: Convert to fraction form
    184,426.66/254,202.87 = 130,642.66/x
  3. Step 3: Cross multiply
    184,426.66x = 254,202.87 × 130,642.66
  4. Step 4: Simplify right side
    184,426.66x = 33,209,739,116.43
  5. Step 5: Solve for x
    x = 33,209,739,116.43/184,426.66
  6. Step 6: Final answer
    x = 180,070.17

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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.