Home / 212,208.18-292,845.75-116,712.83

Finding the Fourth Proportional to 212,208.18, 292,845.75 and 116,712.83

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Solution

The fourth proportional to 212,208.18, 292,845.75 and 116,712.83 is: 161,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,208.18 : 292,845.75 = 116,712.83 : x
  2. Step 2: Convert to fraction form
    212,208.18/292,845.75 = 116,712.83/x
  3. Step 3: Cross multiply
    212,208.18x = 292,845.75 × 116,712.83
  4. Step 4: Simplify right side
    212,208.18x = 34,178,854,771.74
  5. Step 5: Solve for x
    x = 34,178,854,771.74/212,208.18
  6. Step 6: Final answer
    x = 161,062.85

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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.