Home / 212,178.19-292,800.06-116,684.89

Finding the Fourth Proportional to 212,178.19, 292,800.06 and 116,684.89

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Solution

The fourth proportional to 212,178.19, 292,800.06 and 116,684.89 is: 161,021.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,178.19 : 292,800.06 = 116,684.89 : x
  2. Step 2: Convert to fraction form
    212,178.19/292,800.06 = 116,684.89/x
  3. Step 3: Cross multiply
    212,178.19x = 292,800.06 × 116,684.89
  4. Step 4: Simplify right side
    212,178.19x = 34,165,340,745.67
  5. Step 5: Solve for x
    x = 34,165,340,745.67/212,178.19
  6. Step 6: Final answer
    x = 161,021.93

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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.