Home / 173,988.20-240,219.36-133,629.86

Finding the Fourth Proportional to 173,988.20, 240,219.36 and 133,629.86

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Solution

The fourth proportional to 173,988.20, 240,219.36 and 133,629.86 is: 184,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,988.20 : 240,219.36 = 133,629.86 : x
  2. Step 2: Convert to fraction form
    173,988.20/240,219.36 = 133,629.86/x
  3. Step 3: Cross multiply
    173,988.20x = 240,219.36 × 133,629.86
  4. Step 4: Simplify right side
    173,988.20x = 32,100,479,446.09
  5. Step 5: Solve for x
    x = 32,100,479,446.09/173,988.20
  6. Step 6: Final answer
    x = 184,498.03

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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.