Home / 306,002.04-422,292.34-168,178.48

Finding the Fourth Proportional to 306,002.04, 422,292.34 and 168,178.48

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Solution

The fourth proportional to 306,002.04, 422,292.34 and 168,178.48 is: 232,091.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,002.04 : 422,292.34 = 168,178.48 : x
  2. Step 2: Convert to fraction form
    306,002.04/422,292.34 = 168,178.48/x
  3. Step 3: Cross multiply
    306,002.04x = 422,292.34 × 168,178.48
  4. Step 4: Simplify right side
    306,002.04x = 71,020,483,856.84
  5. Step 5: Solve for x
    x = 71,020,483,856.84/306,002.04
  6. Step 6: Final answer
    x = 232,091.54

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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.