Home / 184,621.59-254,778.03-99,738.66

Finding the Fourth Proportional to 184,621.59, 254,778.03 and 99,738.66

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Solution

The fourth proportional to 184,621.59, 254,778.03 and 99,738.66 is: 137,639.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,621.59 : 254,778.03 = 99,738.66 : x
  2. Step 2: Convert to fraction form
    184,621.59/254,778.03 = 99,738.66/x
  3. Step 3: Cross multiply
    184,621.59x = 254,778.03 × 99,738.66
  4. Step 4: Simplify right side
    184,621.59x = 25,411,219,309.64
  5. Step 5: Solve for x
    x = 25,411,219,309.64/184,621.59
  6. Step 6: Final answer
    x = 137,639.48

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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.