Home / 314,924.15-472,244.04-90,233.12

Finding the Fourth Proportional to 314,924.15, 472,244.04 and 90,233.12

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Solution

The fourth proportional to 314,924.15, 472,244.04 and 90,233.12 is: 135,308.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,924.15 : 472,244.04 = 90,233.12 : x
  2. Step 2: Convert to fraction form
    314,924.15/472,244.04 = 90,233.12/x
  3. Step 3: Cross multiply
    314,924.15x = 472,244.04 × 90,233.12
  4. Step 4: Simplify right side
    314,924.15x = 42,612,054,311.21
  5. Step 5: Solve for x
    x = 42,612,054,311.21/314,924.15
  6. Step 6: Final answer
    x = 135,308.94

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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.