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Finding the Fourth Proportional to 219,297.17, 302,631.02 and 118,695.17

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Solution

The fourth proportional to 219,297.17, 302,631.02 and 118,695.17 is: 163,799.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,297.17 : 302,631.02 = 118,695.17 : x
  2. Step 2: Convert to fraction form
    219,297.17/302,631.02 = 118,695.17/x
  3. Step 3: Cross multiply
    219,297.17x = 302,631.02 × 118,695.17
  4. Step 4: Simplify right side
    219,297.17x = 35,920,840,529.28
  5. Step 5: Solve for x
    x = 35,920,840,529.28/219,297.17
  6. Step 6: Final answer
    x = 163,799.83

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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.