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Finding the Fourth Proportional to 184,248.09, 254,260.70 and 103,674

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Solution

The fourth proportional to 184,248.09, 254,260.70 and 103,674 is: 143,069.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,248.09 : 254,260.70 = 103,674 : x
  2. Step 2: Convert to fraction form
    184,248.09/254,260.70 = 103,674/x
  3. Step 3: Cross multiply
    184,248.09x = 254,260.70 × 103,674
  4. Step 4: Simplify right side
    184,248.09x = 26,360,223,811.80
  5. Step 5: Solve for x
    x = 26,360,223,811.80/184,248.09
  6. Step 6: Final answer
    x = 143,069.18

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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.