Home / 219,254.64-302,319.18-161,976.84

Finding the Fourth Proportional to 219,254.64, 302,319.18 and 161,976.84

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Solution

The fourth proportional to 219,254.64, 302,319.18 and 161,976.84 is: 223,341.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,254.64 : 302,319.18 = 161,976.84 : x
  2. Step 2: Convert to fraction form
    219,254.64/302,319.18 = 161,976.84/x
  3. Step 3: Cross multiply
    219,254.64x = 302,319.18 × 161,976.84
  4. Step 4: Simplify right side
    219,254.64x = 48,968,705,447.79
  5. Step 5: Solve for x
    x = 48,968,705,447.79/219,254.64
  6. Step 6: Final answer
    x = 223,341.71

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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.