Home / 212,072.30-292,652.36-116,578.32

Finding the Fourth Proportional to 212,072.30, 292,652.36 and 116,578.32

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Solution

The fourth proportional to 212,072.30, 292,652.36 and 116,578.32 is: 160,874.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,072.30 : 292,652.36 = 116,578.32 : x
  2. Step 2: Convert to fraction form
    212,072.30/292,652.36 = 116,578.32/x
  3. Step 3: Cross multiply
    212,072.30x = 292,652.36 × 116,578.32
  4. Step 4: Simplify right side
    212,072.30x = 34,116,920,472.84
  5. Step 5: Solve for x
    x = 34,116,920,472.84/212,072.30
  6. Step 6: Final answer
    x = 160,874.01

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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.