Home / 157,815.27-236,738.70-45,498.24

Finding the Fourth Proportional to 157,815.27, 236,738.70 and 45,498.24

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Solution

The fourth proportional to 157,815.27, 236,738.70 and 45,498.24 is: 68,251.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,815.27 : 236,738.70 = 45,498.24 : x
  2. Step 2: Convert to fraction form
    157,815.27/236,738.70 = 45,498.24/x
  3. Step 3: Cross multiply
    157,815.27x = 236,738.70 × 45,498.24
  4. Step 4: Simplify right side
    157,815.27x = 10,771,194,189.89
  5. Step 5: Solve for x
    x = 10,771,194,189.89/157,815.27
  6. Step 6: Final answer
    x = 68,251.91

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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.