Home / 216,334-298,623.04-162,774.72

Finding the Fourth Proportional to 216,334, 298,623.04 and 162,774.72

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Solution

The fourth proportional to 216,334, 298,623.04 and 162,774.72 is: 224,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,334 : 298,623.04 = 162,774.72 : x
  2. Step 2: Convert to fraction form
    216,334/298,623.04 = 162,774.72/x
  3. Step 3: Cross multiply
    216,334x = 298,623.04 × 162,774.72
  4. Step 4: Simplify right side
    216,334x = 48,608,281,721.55
  5. Step 5: Solve for x
    x = 48,608,281,721.55/216,334
  6. Step 6: Final answer
    x = 224,690.90

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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.