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Finding the Fourth Proportional to 202,485.33, 279,432.71 and 117,602.39

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Solution

The fourth proportional to 202,485.33, 279,432.71 and 117,602.39 is: 162,293.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,485.33 : 279,432.71 = 117,602.39 : x
  2. Step 2: Convert to fraction form
    202,485.33/279,432.71 = 117,602.39/x
  3. Step 3: Cross multiply
    202,485.33x = 279,432.71 × 117,602.39
  4. Step 4: Simplify right side
    202,485.33x = 32,861,952,555.00
  5. Step 5: Solve for x
    x = 32,861,952,555.00/202,485.33
  6. Step 6: Final answer
    x = 162,293.00

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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.