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Finding the Fourth Proportional to 201,380.32, 277,895.32 and 110,740.12

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Solution

The fourth proportional to 201,380.32, 277,895.32 and 110,740.12 is: 152,816.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,380.32 : 277,895.32 = 110,740.12 : x
  2. Step 2: Convert to fraction form
    201,380.32/277,895.32 = 110,740.12/x
  3. Step 3: Cross multiply
    201,380.32x = 277,895.32 × 110,740.12
  4. Step 4: Simplify right side
    201,380.32x = 30,774,161,084.24
  5. Step 5: Solve for x
    x = 30,774,161,084.24/201,380.32
  6. Step 6: Final answer
    x = 152,816.13

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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.