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Finding the Fourth Proportional to 233,280.37, 349,976.09 and 75,508.81

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Solution

The fourth proportional to 233,280.37, 349,976.09 and 75,508.81 is: 113,281.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,280.37 : 349,976.09 = 75,508.81 : x
  2. Step 2: Convert to fraction form
    233,280.37/349,976.09 = 75,508.81/x
  3. Step 3: Cross multiply
    233,280.37x = 349,976.09 × 75,508.81
  4. Step 4: Simplify right side
    233,280.37x = 26,426,277,706.81
  5. Step 5: Solve for x
    x = 26,426,277,706.81/233,280.37
  6. Step 6: Final answer
    x = 113,281.19

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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.