Home / 214,345.06-321,451.90-148,210.18

Finding the Fourth Proportional to 214,345.06, 321,451.90 and 148,210.18

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Solution

The fourth proportional to 214,345.06, 321,451.90 and 148,210.18 is: 222,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,345.06 : 321,451.90 = 148,210.18 : x
  2. Step 2: Convert to fraction form
    214,345.06/321,451.90 = 148,210.18/x
  3. Step 3: Cross multiply
    214,345.06x = 321,451.90 × 148,210.18
  4. Step 4: Simplify right side
    214,345.06x = 47,642,443,960.34
  5. Step 5: Solve for x
    x = 47,642,443,960.34/214,345.06
  6. Step 6: Final answer
    x = 222,269.85

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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.