Home / 210,532.18-315,232.38-160,373.34

Finding the Fourth Proportional to 210,532.18, 315,232.38 and 160,373.34

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Solution

The fourth proportional to 210,532.18, 315,232.38 and 160,373.34 is: 240,128.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,532.18 : 315,232.38 = 160,373.34 : x
  2. Step 2: Convert to fraction form
    210,532.18/315,232.38 = 160,373.34/x
  3. Step 3: Cross multiply
    210,532.18x = 315,232.38 × 160,373.34
  4. Step 4: Simplify right side
    210,532.18x = 50,554,869,656.75
  5. Step 5: Solve for x
    x = 50,554,869,656.75/210,532.18
  6. Step 6: Final answer
    x = 240,128.94

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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.