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Finding the Fourth Proportional to 219,510.73, 302,924.19 and 118,908.73

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Solution

The fourth proportional to 219,510.73, 302,924.19 and 118,908.73 is: 164,093.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,510.73 : 302,924.19 = 118,908.73 : x
  2. Step 2: Convert to fraction form
    219,510.73/302,924.19 = 118,908.73/x
  3. Step 3: Cross multiply
    219,510.73x = 302,924.19 × 118,908.73
  4. Step 4: Simplify right side
    219,510.73x = 36,020,330,719.18
  5. Step 5: Solve for x
    x = 36,020,330,719.18/219,510.73
  6. Step 6: Final answer
    x = 164,093.71

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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.