Home / 50,085.81-75,128.72-29,058.21

Finding the Fourth Proportional to 50,085.81, 75,128.72 and 29,058.21

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Solution

The fourth proportional to 50,085.81, 75,128.72 and 29,058.21 is: 43,587.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,085.81 : 75,128.72 = 29,058.21 : x
  2. Step 2: Convert to fraction form
    50,085.81/75,128.72 = 29,058.21/x
  3. Step 3: Cross multiply
    50,085.81x = 75,128.72 × 29,058.21
  4. Step 4: Simplify right side
    50,085.81x = 2,183,105,977.50
  5. Step 5: Solve for x
    x = 2,183,105,977.50/50,085.81
  6. Step 6: Final answer
    x = 43,587.32

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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.