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Finding the Fourth Proportional to 265,531.96, 366,429.50 and 144,674.14

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Solution

The fourth proportional to 265,531.96, 366,429.50 and 144,674.14 is: 199,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,531.96 : 366,429.50 = 144,674.14 : x
  2. Step 2: Convert to fraction form
    265,531.96/366,429.50 = 144,674.14/x
  3. Step 3: Cross multiply
    265,531.96x = 366,429.50 × 144,674.14
  4. Step 4: Simplify right side
    265,531.96x = 53,012,872,783.13
  5. Step 5: Solve for x
    x = 53,012,872,783.13/265,531.96
  6. Step 6: Final answer
    x = 199,647.80

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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.