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Finding the Fourth Proportional to 170,226, 234,913.50 and 94,776.12

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Solution

The fourth proportional to 170,226, 234,913.50 and 94,776.12 is: 130,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,226 : 234,913.50 = 94,776.12 : x
  2. Step 2: Convert to fraction form
    170,226/234,913.50 = 94,776.12/x
  3. Step 3: Cross multiply
    170,226x = 234,913.50 × 94,776.12
  4. Step 4: Simplify right side
    170,226x = 22,264,190,065.62
  5. Step 5: Solve for x
    x = 22,264,190,065.62/170,226
  6. Step 6: Final answer
    x = 130,791.95

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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.