Home / 330,244.15-495,210.07-127,935.01

Finding the Fourth Proportional to 330,244.15, 495,210.07 and 127,935.01

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Solution

The fourth proportional to 330,244.15, 495,210.07 and 127,935.01 is: 191,842.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,244.15 : 495,210.07 = 127,935.01 : x
  2. Step 2: Convert to fraction form
    330,244.15/495,210.07 = 127,935.01/x
  3. Step 3: Cross multiply
    330,244.15x = 495,210.07 × 127,935.01
  4. Step 4: Simplify right side
    330,244.15x = 63,354,705,257.55
  5. Step 5: Solve for x
    x = 63,354,705,257.55/330,244.15
  6. Step 6: Final answer
    x = 191,842.02

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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.