Home / 188,926.01-260,718.12-102,885.14

Finding the Fourth Proportional to 188,926.01, 260,718.12 and 102,885.14

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Solution

The fourth proportional to 188,926.01, 260,718.12 and 102,885.14 is: 141,981.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,926.01 : 260,718.12 = 102,885.14 : x
  2. Step 2: Convert to fraction form
    188,926.01/260,718.12 = 102,885.14/x
  3. Step 3: Cross multiply
    188,926.01x = 260,718.12 × 102,885.14
  4. Step 4: Simplify right side
    188,926.01x = 26,824,019,172.63
  5. Step 5: Solve for x
    x = 26,824,019,172.63/188,926.01
  6. Step 6: Final answer
    x = 141,981.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.