Home / 184,218.42-254,202.21-103,639.10

Finding the Fourth Proportional to 184,218.42, 254,202.21 and 103,639.10

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Solution

The fourth proportional to 184,218.42, 254,202.21 and 103,639.10 is: 143,011.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,218.42 : 254,202.21 = 103,639.10 : x
  2. Step 2: Convert to fraction form
    184,218.42/254,202.21 = 103,639.10/x
  3. Step 3: Cross multiply
    184,218.42x = 254,202.21 × 103,639.10
  4. Step 4: Simplify right side
    184,218.42x = 26,345,288,262.41
  5. Step 5: Solve for x
    x = 26,345,288,262.41/184,218.42
  6. Step 6: Final answer
    x = 143,011.15

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1.5x scale

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.