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Finding the Fourth Proportional to 329,995.95, 495,002.46 and 105,356.19

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Solution

The fourth proportional to 329,995.95, 495,002.46 and 105,356.19 is: 158,037.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,995.95 : 495,002.46 = 105,356.19 : x
  2. Step 2: Convert to fraction form
    329,995.95/495,002.46 = 105,356.19/x
  3. Step 3: Cross multiply
    329,995.95x = 495,002.46 × 105,356.19
  4. Step 4: Simplify right side
    329,995.95x = 52,151,573,226.23
  5. Step 5: Solve for x
    x = 52,151,573,226.23/329,995.95
  6. Step 6: Final answer
    x = 158,037.01

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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.