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Finding the Fourth Proportional to 184,602.38, 254,751.40 and 99,719.46

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Solution

The fourth proportional to 184,602.38, 254,751.40 and 99,719.46 is: 137,612.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,602.38 : 254,751.40 = 99,719.46 : x
  2. Step 2: Convert to fraction form
    184,602.38/254,751.40 = 99,719.46/x
  3. Step 3: Cross multiply
    184,602.38x = 254,751.40 × 99,719.46
  4. Step 4: Simplify right side
    184,602.38x = 25,403,672,042.24
  5. Step 5: Solve for x
    x = 25,403,672,042.24/184,602.38
  6. Step 6: Final answer
    x = 137,612.92

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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.