Home / 227,665.08-314,188.07-130,900.32

Finding the Fourth Proportional to 227,665.08, 314,188.07 and 130,900.32

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Solution

The fourth proportional to 227,665.08, 314,188.07 and 130,900.32 is: 180,648.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,665.08 : 314,188.07 = 130,900.32 : x
  2. Step 2: Convert to fraction form
    227,665.08/314,188.07 = 130,900.32/x
  3. Step 3: Cross multiply
    227,665.08x = 314,188.07 × 130,900.32
  4. Step 4: Simplify right side
    227,665.08x = 41,127,318,248.68
  5. Step 5: Solve for x
    x = 41,127,318,248.68/227,665.08
  6. Step 6: Final answer
    x = 180,648.34

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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.