Home / 50,070.12-69,074.75-29,916.92

Finding the Fourth Proportional to 50,070.12, 69,074.75 and 29,916.92

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Solution

The fourth proportional to 50,070.12, 69,074.75 and 29,916.92 is: 41,272.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,070.12 : 69,074.75 = 29,916.92 : x
  2. Step 2: Convert to fraction form
    50,070.12/69,074.75 = 29,916.92/x
  3. Step 3: Cross multiply
    50,070.12x = 69,074.75 × 29,916.92
  4. Step 4: Simplify right side
    50,070.12x = 2,066,503,499.19
  5. Step 5: Solve for x
    x = 2,066,503,499.19/50,070.12
  6. Step 6: Final answer
    x = 41,272.19

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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.