Home / 214,598.19-321,904.04-102,290.61

Finding the Fourth Proportional to 214,598.19, 321,904.04 and 102,290.61

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Solution

The fourth proportional to 214,598.19, 321,904.04 and 102,290.61 is: 153,439.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,598.19 : 321,904.04 = 102,290.61 : x
  2. Step 2: Convert to fraction form
    214,598.19/321,904.04 = 102,290.61/x
  3. Step 3: Cross multiply
    214,598.19x = 321,904.04 × 102,290.61
  4. Step 4: Simplify right side
    214,598.19x = 32,927,760,613.06
  5. Step 5: Solve for x
    x = 32,927,760,613.06/214,598.19
  6. Step 6: Final answer
    x = 153,439.13

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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.