Home / 213,569.55-294,731.91-118,082.39

Finding the Fourth Proportional to 213,569.55, 294,731.91 and 118,082.39

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Solution

The fourth proportional to 213,569.55, 294,731.91 and 118,082.39 is: 162,956.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,569.55 : 294,731.91 = 118,082.39 : x
  2. Step 2: Convert to fraction form
    213,569.55/294,731.91 = 118,082.39/x
  3. Step 3: Cross multiply
    213,569.55x = 294,731.91 × 118,082.39
  4. Step 4: Simplify right side
    213,569.55x = 34,802,646,868.41
  5. Step 5: Solve for x
    x = 34,802,646,868.41/213,569.55
  6. Step 6: Final answer
    x = 162,956.97

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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.