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Finding the Fourth Proportional to 158,850.93, 238,276.49 and 99,728.12

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Solution

The fourth proportional to 158,850.93, 238,276.49 and 99,728.12 is: 149,592.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,850.93 : 238,276.49 = 99,728.12 : x
  2. Step 2: Convert to fraction form
    158,850.93/238,276.49 = 99,728.12/x
  3. Step 3: Cross multiply
    158,850.93x = 238,276.49 × 99,728.12
  4. Step 4: Simplify right side
    158,850.93x = 23,762,866,484.95
  5. Step 5: Solve for x
    x = 23,762,866,484.95/158,850.93
  6. Step 6: Final answer
    x = 149,592.24

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1.5x scale

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.