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Finding the Fourth Proportional to 184,245.09, 254,256.56 and 103,671

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Solution

The fourth proportional to 184,245.09, 254,256.56 and 103,671 is: 143,065.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,245.09 : 254,256.56 = 103,671 : x
  2. Step 2: Convert to fraction form
    184,245.09/254,256.56 = 103,671/x
  3. Step 3: Cross multiply
    184,245.09x = 254,256.56 × 103,671
  4. Step 4: Simplify right side
    184,245.09x = 26,359,031,831.76
  5. Step 5: Solve for x
    x = 26,359,031,831.76/184,245.09
  6. Step 6: Final answer
    x = 143,065.04

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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.