Home / 210,374.22-315,327.54-160,289.16

Finding the Fourth Proportional to 210,374.22, 315,327.54 and 160,289.16

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Solution

The fourth proportional to 210,374.22, 315,327.54 and 160,289.16 is: 240,255.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,374.22 : 315,327.54 = 160,289.16 : x
  2. Step 2: Convert to fraction form
    210,374.22/315,327.54 = 160,289.16/x
  3. Step 3: Cross multiply
    210,374.22x = 315,327.54 × 160,289.16
  4. Step 4: Simplify right side
    210,374.22x = 50,543,586,511.47
  5. Step 5: Solve for x
    x = 50,543,586,511.47/210,374.22
  6. Step 6: Final answer
    x = 240,255.61

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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.