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Finding the Fourth Proportional to 160,392.24, 221,399.64 and 93,324.24

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Solution

The fourth proportional to 160,392.24, 221,399.64 and 93,324.24 is: 128,821.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,392.24 : 221,399.64 = 93,324.24 : x
  2. Step 2: Convert to fraction form
    160,392.24/221,399.64 = 93,324.24/x
  3. Step 3: Cross multiply
    160,392.24x = 221,399.64 × 93,324.24
  4. Step 4: Simplify right side
    160,392.24x = 20,661,953,139.27
  5. Step 5: Solve for x
    x = 20,661,953,139.27/160,392.24
  6. Step 6: Final answer
    x = 128,821.40

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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.