Home / 113,667.41-170,501.07-38,787.54

Finding the Fourth Proportional to 113,667.41, 170,501.07 and 38,787.54

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Solution

The fourth proportional to 113,667.41, 170,501.07 and 38,787.54 is: 58,181.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,667.41 : 170,501.07 = 38,787.54 : x
  2. Step 2: Convert to fraction form
    113,667.41/170,501.07 = 38,787.54/x
  3. Step 3: Cross multiply
    113,667.41x = 170,501.07 × 38,787.54
  4. Step 4: Simplify right side
    113,667.41x = 6,613,317,072.67
  5. Step 5: Solve for x
    x = 6,613,317,072.67/113,667.41
  6. Step 6: Final answer
    x = 58,181.30

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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.