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Finding the Fourth Proportional to 219,095.63, 302,351.96 and 118,493.63

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Solution

The fourth proportional to 219,095.63, 302,351.96 and 118,493.63 is: 163,521.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,095.63 : 302,351.96 = 118,493.63 : x
  2. Step 2: Convert to fraction form
    219,095.63/302,351.96 = 118,493.63/x
  3. Step 3: Cross multiply
    219,095.63x = 302,351.96 × 118,493.63
  4. Step 4: Simplify right side
    219,095.63x = 35,826,780,062.49
  5. Step 5: Solve for x
    x = 35,826,780,062.49/219,095.63
  6. Step 6: Final answer
    x = 163,521.20

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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.