Home / 252,475.78-348,433.65-145,088.62

Finding the Fourth Proportional to 252,475.78, 348,433.65 and 145,088.62

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Solution

The fourth proportional to 252,475.78, 348,433.65 and 145,088.62 is: 200,232.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,475.78 : 348,433.65 = 145,088.62 : x
  2. Step 2: Convert to fraction form
    252,475.78/348,433.65 = 145,088.62/x
  3. Step 3: Cross multiply
    252,475.78x = 348,433.65 × 145,088.62
  4. Step 4: Simplify right side
    252,475.78x = 50,553,757,440.06
  5. Step 5: Solve for x
    x = 50,553,757,440.06/252,475.78
  6. Step 6: Final answer
    x = 200,232.11

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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.