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Finding the Fourth Proportional to 134,329.55, 201,328.23 and 67,788.71

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Solution

The fourth proportional to 134,329.55, 201,328.23 and 67,788.71 is: 101,599.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,329.55 : 201,328.23 = 67,788.71 : x
  2. Step 2: Convert to fraction form
    134,329.55/201,328.23 = 67,788.71/x
  3. Step 3: Cross multiply
    134,329.55x = 201,328.23 × 67,788.71
  4. Step 4: Simplify right side
    134,329.55x = 13,647,779,991.64
  5. Step 5: Solve for x
    x = 13,647,779,991.64/134,329.55
  6. Step 6: Final answer
    x = 101,599.24

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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.