Home / 209,027.64-288,453.36-113,532.24

Finding the Fourth Proportional to 209,027.64, 288,453.36 and 113,532.24

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Solution

The fourth proportional to 209,027.64, 288,453.36 and 113,532.24 is: 156,671.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,027.64 : 288,453.36 = 113,532.24 : x
  2. Step 2: Convert to fraction form
    209,027.64/288,453.36 = 113,532.24/x
  3. Step 3: Cross multiply
    209,027.64x = 288,453.36 × 113,532.24
  4. Step 4: Simplify right side
    209,027.64x = 32,748,756,096.33
  5. Step 5: Solve for x
    x = 32,748,756,096.33/209,027.64
  6. Step 6: Final answer
    x = 156,671.89

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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.