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Finding the Fourth Proportional to 216,548.26, 298,838.52 and 119,758.68

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Solution

The fourth proportional to 216,548.26, 298,838.52 and 119,758.68 is: 165,268.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,548.26 : 298,838.52 = 119,758.68 : x
  2. Step 2: Convert to fraction form
    216,548.26/298,838.52 = 119,758.68/x
  3. Step 3: Cross multiply
    216,548.26x = 298,838.52 × 119,758.68
  4. Step 4: Simplify right side
    216,548.26x = 35,788,506,688.35
  5. Step 5: Solve for x
    x = 35,788,506,688.35/216,548.26
  6. Step 6: Final answer
    x = 165,268.04

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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.