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Finding the Fourth Proportional to 227,482.94, 313,927.55 and 125,508.40

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Solution

The fourth proportional to 227,482.94, 313,927.55 and 125,508.40 is: 173,202.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,482.94 : 313,927.55 = 125,508.40 : x
  2. Step 2: Convert to fraction form
    227,482.94/313,927.55 = 125,508.40/x
  3. Step 3: Cross multiply
    227,482.94x = 313,927.55 × 125,508.40
  4. Step 4: Simplify right side
    227,482.94x = 39,400,544,045.37
  5. Step 5: Solve for x
    x = 39,400,544,045.37/227,482.94
  6. Step 6: Final answer
    x = 173,202.19

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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.