Home / 211,830.32-317,748.04-62,073.64

Finding the Fourth Proportional to 211,830.32, 317,748.04 and 62,073.64

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Solution

The fourth proportional to 211,830.32, 317,748.04 and 62,073.64 is: 93,111.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,830.32 : 317,748.04 = 62,073.64 : x
  2. Step 2: Convert to fraction form
    211,830.32/317,748.04 = 62,073.64/x
  3. Step 3: Cross multiply
    211,830.32x = 317,748.04 × 62,073.64
  4. Step 4: Simplify right side
    211,830.32x = 19,723,777,445.67
  5. Step 5: Solve for x
    x = 19,723,777,445.67/211,830.32
  6. Step 6: Final answer
    x = 93,111.21

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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.