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Finding the Fourth Proportional to 202,483.58, 279,430.28 and 117,600.64

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Solution

The fourth proportional to 202,483.58, 279,430.28 and 117,600.64 is: 162,290.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,483.58 : 279,430.28 = 117,600.64 : x
  2. Step 2: Convert to fraction form
    202,483.58/279,430.28 = 117,600.64/x
  3. Step 3: Cross multiply
    202,483.58x = 279,430.28 × 117,600.64
  4. Step 4: Simplify right side
    202,483.58x = 32,861,179,763.38
  5. Step 5: Solve for x
    x = 32,861,179,763.38/202,483.58
  6. Step 6: Final answer
    x = 162,290.59

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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.