Home / 94,113.68-141,140.60-30,919.16

Finding the Fourth Proportional to 94,113.68, 141,140.60 and 30,919.16

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Solution

The fourth proportional to 94,113.68, 141,140.60 and 30,919.16 is: 46,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,113.68 : 141,140.60 = 30,919.16 : x
  2. Step 2: Convert to fraction form
    94,113.68/141,140.60 = 30,919.16/x
  3. Step 3: Cross multiply
    94,113.68x = 141,140.60 × 30,919.16
  4. Step 4: Simplify right side
    94,113.68x = 4,363,947,933.60
  5. Step 5: Solve for x
    x = 4,363,947,933.60/94,113.68
  6. Step 6: Final answer
    x = 46,368.90

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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.