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Finding the Fourth Proportional to 265,357.21, 366,184.47 and 144,497.56

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Solution

The fourth proportional to 265,357.21, 366,184.47 and 144,497.56 is: 199,402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,357.21 : 366,184.47 = 144,497.56 : x
  2. Step 2: Convert to fraction form
    265,357.21/366,184.47 = 144,497.56/x
  3. Step 3: Cross multiply
    265,357.21x = 366,184.47 × 144,497.56
  4. Step 4: Simplify right side
    265,357.21x = 52,912,762,424.89
  5. Step 5: Solve for x
    x = 52,912,762,424.89/265,357.21
  6. Step 6: Final answer
    x = 199,402.02

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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.