Home / 141,749.36-212,624.32-133,088.84

Finding the Fourth Proportional to 141,749.36, 212,624.32 and 133,088.84

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Solution

The fourth proportional to 141,749.36, 212,624.32 and 133,088.84 is: 199,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,749.36 : 212,624.32 = 133,088.84 : x
  2. Step 2: Convert to fraction form
    141,749.36/212,624.32 = 133,088.84/x
  3. Step 3: Cross multiply
    141,749.36x = 212,624.32 × 133,088.84
  4. Step 4: Simplify right side
    141,749.36x = 28,297,924,104.59
  5. Step 5: Solve for x
    x = 28,297,924,104.59/141,749.36
  6. Step 6: Final answer
    x = 199,633.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.