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Finding the Fourth Proportional to 191,903.52, 265,247.28 and 169,068

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Solution

The fourth proportional to 191,903.52, 265,247.28 and 169,068 is: 233,684.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,903.52 : 265,247.28 = 169,068 : x
  2. Step 2: Convert to fraction form
    191,903.52/265,247.28 = 169,068/x
  3. Step 3: Cross multiply
    191,903.52x = 265,247.28 × 169,068
  4. Step 4: Simplify right side
    191,903.52x = 44,844,827,135.04
  5. Step 5: Solve for x
    x = 44,844,827,135.04/191,903.52
  6. Step 6: Final answer
    x = 233,684.23

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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.