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Finding the Fourth Proportional to 211,950.66, 317,975.23 and 62,184.90

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Solution

The fourth proportional to 211,950.66, 317,975.23 and 62,184.90 is: 93,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,950.66 : 317,975.23 = 62,184.90 : x
  2. Step 2: Convert to fraction form
    211,950.66/317,975.23 = 62,184.90/x
  3. Step 3: Cross multiply
    211,950.66x = 317,975.23 × 62,184.90
  4. Step 4: Simplify right side
    211,950.66x = 19,773,257,880.03
  5. Step 5: Solve for x
    x = 19,773,257,880.03/211,950.66
  6. Step 6: Final answer
    x = 93,291.80

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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.