Home / 212,111.22-292,712.76-116,617.62

Finding the Fourth Proportional to 212,111.22, 292,712.76 and 116,617.62

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Solution

The fourth proportional to 212,111.22, 292,712.76 and 116,617.62 is: 160,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,111.22 : 292,712.76 = 116,617.62 : x
  2. Step 2: Convert to fraction form
    212,111.22/292,712.76 = 116,617.62/x
  3. Step 3: Cross multiply
    212,111.22x = 292,712.76 × 116,617.62
  4. Step 4: Simplify right side
    212,111.22x = 34,135,465,414.83
  5. Step 5: Solve for x
    x = 34,135,465,414.83/212,111.22
  6. Step 6: Final answer
    x = 160,931.92

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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.