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Finding the Fourth Proportional to 183,574.88, 252,688.56 and 160,860.32

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Solution

The fourth proportional to 183,574.88, 252,688.56 and 160,860.32 is: 221,422.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,574.88 : 252,688.56 = 160,860.32 : x
  2. Step 2: Convert to fraction form
    183,574.88/252,688.56 = 160,860.32/x
  3. Step 3: Cross multiply
    183,574.88x = 252,688.56 × 160,860.32
  4. Step 4: Simplify right side
    183,574.88x = 40,647,562,621.94
  5. Step 5: Solve for x
    x = 40,647,562,621.94/183,574.88
  6. Step 6: Final answer
    x = 221,422.25

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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.