Home / 355,867.52-533,807.46-131,112.26

Finding the Fourth Proportional to 355,867.52, 533,807.46 and 131,112.26

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Solution

The fourth proportional to 355,867.52, 533,807.46 and 131,112.26 is: 196,670.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,867.52 : 533,807.46 = 131,112.26 : x
  2. Step 2: Convert to fraction form
    355,867.52/533,807.46 = 131,112.26/x
  3. Step 3: Cross multiply
    355,867.52x = 533,807.46 × 131,112.26
  4. Step 4: Simplify right side
    355,867.52x = 69,988,703,819.98
  5. Step 5: Solve for x
    x = 69,988,703,819.98/355,867.52
  6. Step 6: Final answer
    x = 196,670.67

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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.