Home / 160,811.65-221,942.48-92,827.39

Finding the Fourth Proportional to 160,811.65, 221,942.48 and 92,827.39

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Solution

The fourth proportional to 160,811.65, 221,942.48 and 92,827.39 is: 128,114.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,811.65 : 221,942.48 = 92,827.39 : x
  2. Step 2: Convert to fraction form
    160,811.65/221,942.48 = 92,827.39/x
  3. Step 3: Cross multiply
    160,811.65x = 221,942.48 × 92,827.39
  4. Step 4: Simplify right side
    160,811.65x = 20,602,340,581.28
  5. Step 5: Solve for x
    x = 20,602,340,581.28/160,811.65
  6. Step 6: Final answer
    x = 128,114.73

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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.