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Finding the Fourth Proportional to 239,194.70, 358,783.07 and 59,280.71

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Solution

The fourth proportional to 239,194.70, 358,783.07 and 59,280.71 is: 88,918.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,194.70 : 358,783.07 = 59,280.71 : x
  2. Step 2: Convert to fraction form
    239,194.70/358,783.07 = 59,280.71/x
  3. Step 3: Cross multiply
    239,194.70x = 358,783.07 × 59,280.71
  4. Step 4: Simplify right side
    239,194.70x = 21,268,916,395.95
  5. Step 5: Solve for x
    x = 21,268,916,395.95/239,194.70
  6. Step 6: Final answer
    x = 88,918.85

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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.