Home / 211,493.75-291,880.08-116,019.05

Finding the Fourth Proportional to 211,493.75, 291,880.08 and 116,019.05

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Solution

The fourth proportional to 211,493.75, 291,880.08 and 116,019.05 is: 160,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,493.75 : 291,880.08 = 116,019.05 : x
  2. Step 2: Convert to fraction form
    211,493.75/291,880.08 = 116,019.05/x
  3. Step 3: Cross multiply
    211,493.75x = 291,880.08 × 116,019.05
  4. Step 4: Simplify right side
    211,493.75x = 33,863,648,136.12
  5. Step 5: Solve for x
    x = 33,863,648,136.12/211,493.75
  6. Step 6: Final answer
    x = 160,116.55

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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.