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Finding the Fourth Proportional to 180,186.88, 270,165.84 and 158,044.72

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Solution

The fourth proportional to 180,186.88, 270,165.84 and 158,044.72 is: 236,966.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,186.88 : 270,165.84 = 158,044.72 : x
  2. Step 2: Convert to fraction form
    180,186.88/270,165.84 = 158,044.72/x
  3. Step 3: Cross multiply
    180,186.88x = 270,165.84 × 158,044.72
  4. Step 4: Simplify right side
    180,186.88x = 42,698,284,536.36
  5. Step 5: Solve for x
    x = 42,698,284,536.36/180,186.88
  6. Step 6: Final answer
    x = 236,966.67

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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.