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Finding the Fourth Proportional to 265,173.41, 365,928.33 and 144,314.93

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Solution

The fourth proportional to 265,173.41, 365,928.33 and 144,314.93 is: 199,148.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,173.41 : 365,928.33 = 144,314.93 : x
  2. Step 2: Convert to fraction form
    265,173.41/365,928.33 = 144,314.93/x
  3. Step 3: Cross multiply
    265,173.41x = 365,928.33 × 144,314.93
  4. Step 4: Simplify right side
    265,173.41x = 52,808,922,784.97
  5. Step 5: Solve for x
    x = 52,808,922,784.97/265,173.41
  6. Step 6: Final answer
    x = 199,148.63

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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.