Home / 71,313.53-98,412.67-39,050.18

Finding the Fourth Proportional to 71,313.53, 98,412.67 and 39,050.18

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Solution

The fourth proportional to 71,313.53, 98,412.67 and 39,050.18 is: 53,889.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,313.53 : 98,412.67 = 39,050.18 : x
  2. Step 2: Convert to fraction form
    71,313.53/98,412.67 = 39,050.18/x
  3. Step 3: Cross multiply
    71,313.53x = 98,412.67 × 39,050.18
  4. Step 4: Simplify right side
    71,313.53x = 3,843,032,821.44
  5. Step 5: Solve for x
    x = 3,843,032,821.44/71,313.53
  6. Step 6: Final answer
    x = 53,889.25

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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.