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Finding the Fourth Proportional to 260,968.56, 360,124.56 and 147,792.12

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Solution

The fourth proportional to 260,968.56, 360,124.56 and 147,792.12 is: 203,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,968.56 : 360,124.56 = 147,792.12 : x
  2. Step 2: Convert to fraction form
    260,968.56/360,124.56 = 147,792.12/x
  3. Step 3: Cross multiply
    260,968.56x = 360,124.56 × 147,792.12
  4. Step 4: Simplify right side
    260,968.56x = 53,223,572,186.47
  5. Step 5: Solve for x
    x = 53,223,572,186.47/260,968.56
  6. Step 6: Final answer
    x = 203,946.30

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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.