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Finding the Fourth Proportional to 211,852.76, 317,736.08 and 62,052.83

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Solution

The fourth proportional to 211,852.76, 317,736.08 and 62,052.83 is: 93,066.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,852.76 : 317,736.08 = 62,052.83 : x
  2. Step 2: Convert to fraction form
    211,852.76/317,736.08 = 62,052.83/x
  3. Step 3: Cross multiply
    211,852.76x = 317,736.08 × 62,052.83
  4. Step 4: Simplify right side
    211,852.76x = 19,716,421,290.86
  5. Step 5: Solve for x
    x = 19,716,421,290.86/211,852.76
  6. Step 6: Final answer
    x = 93,066.63

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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.