Home / 212,225.45-292,864.94-116,732.12

Finding the Fourth Proportional to 212,225.45, 292,864.94 and 116,732.12

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Solution

The fourth proportional to 212,225.45, 292,864.94 and 116,732.12 is: 161,086.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,225.45 : 292,864.94 = 116,732.12 : x
  2. Step 2: Convert to fraction form
    212,225.45/292,864.94 = 116,732.12/x
  3. Step 3: Cross multiply
    212,225.45x = 292,864.94 × 116,732.12
  4. Step 4: Simplify right side
    212,225.45x = 34,186,743,271.89
  5. Step 5: Solve for x
    x = 34,186,743,271.89/212,225.45
  6. Step 6: Final answer
    x = 161,086.92

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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.