Home / 213,722.07-294,935.27-118,226.72

Finding the Fourth Proportional to 213,722.07, 294,935.27 and 118,226.72

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Solution

The fourth proportional to 213,722.07, 294,935.27 and 118,226.72 is: 163,152.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,722.07 : 294,935.27 = 118,226.72 : x
  2. Step 2: Convert to fraction form
    213,722.07/294,935.27 = 118,226.72/x
  3. Step 3: Cross multiply
    213,722.07x = 294,935.27 × 118,226.72
  4. Step 4: Simplify right side
    213,722.07x = 34,869,227,518.60
  5. Step 5: Solve for x
    x = 34,869,227,518.60/213,722.07
  6. Step 6: Final answer
    x = 163,152.21

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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.