Home / 210,528.18-315,226.39-160,369.34

Finding the Fourth Proportional to 210,528.18, 315,226.39 and 160,369.34

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Solution

The fourth proportional to 210,528.18, 315,226.39 and 160,369.34 is: 240,122.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,528.18 : 315,226.39 = 160,369.34 : x
  2. Step 2: Convert to fraction form
    210,528.18/315,226.39 = 160,369.34/x
  3. Step 3: Cross multiply
    210,528.18x = 315,226.39 × 160,369.34
  4. Step 4: Simplify right side
    210,528.18x = 50,552,645,736.90
  5. Step 5: Solve for x
    x = 50,552,645,736.90/210,528.18
  6. Step 6: Final answer
    x = 240,122.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.