Home / 160,432.23-221,500.93-103,093.65

Finding the Fourth Proportional to 160,432.23, 221,500.93 and 103,093.65

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Solution

The fourth proportional to 160,432.23, 221,500.93 and 103,093.65 is: 142,336.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,432.23 : 221,500.93 = 103,093.65 : x
  2. Step 2: Convert to fraction form
    160,432.23/221,500.93 = 103,093.65/x
  3. Step 3: Cross multiply
    160,432.23x = 221,500.93 × 103,093.65
  4. Step 4: Simplify right side
    160,432.23x = 22,835,339,352.09
  5. Step 5: Solve for x
    x = 22,835,339,352.09/160,432.23
  6. Step 6: Final answer
    x = 142,336.36

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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.