Home / 361,941.51-542,916.42-109,224.20

Finding the Fourth Proportional to 361,941.51, 542,916.42 and 109,224.20

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Solution

The fourth proportional to 361,941.51, 542,916.42 and 109,224.20 is: 163,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,941.51 : 542,916.42 = 109,224.20 : x
  2. Step 2: Convert to fraction form
    361,941.51/542,916.42 = 109,224.20/x
  3. Step 3: Cross multiply
    361,941.51x = 542,916.42 × 109,224.20
  4. Step 4: Simplify right side
    361,941.51x = 59,299,610,149.55
  5. Step 5: Solve for x
    x = 59,299,610,149.55/361,941.51
  6. Step 6: Final answer
    x = 163,837.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.