Home / 74,427.32-111,640.98-27,667.64

Finding the Fourth Proportional to 74,427.32, 111,640.98 and 27,667.64

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Solution

The fourth proportional to 74,427.32, 111,640.98 and 27,667.64 is: 41,501.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,427.32 : 111,640.98 = 27,667.64 : x
  2. Step 2: Convert to fraction form
    74,427.32/111,640.98 = 27,667.64/x
  3. Step 3: Cross multiply
    74,427.32x = 111,640.98 × 27,667.64
  4. Step 4: Simplify right side
    74,427.32x = 3,088,842,443.89
  5. Step 5: Solve for x
    x = 3,088,842,443.89/74,427.32
  6. Step 6: Final answer
    x = 41,501.46

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1.5x scale

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.