Home / 160,585.05-221,518.08-126,467.85

Finding the Fourth Proportional to 160,585.05, 221,518.08 and 126,467.85

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Solution

The fourth proportional to 160,585.05, 221,518.08 and 126,467.85 is: 174,455.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,585.05 : 221,518.08 = 126,467.85 : x
  2. Step 2: Convert to fraction form
    160,585.05/221,518.08 = 126,467.85/x
  3. Step 3: Cross multiply
    160,585.05x = 221,518.08 × 126,467.85
  4. Step 4: Simplify right side
    160,585.05x = 28,014,915,313.73
  5. Step 5: Solve for x
    x = 28,014,915,313.73/160,585.05
  6. Step 6: Final answer
    x = 174,455.31

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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.