Home / 94,739.09-130,739.67-52,297.31

Finding the Fourth Proportional to 94,739.09, 130,739.67 and 52,297.31

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Solution

The fourth proportional to 94,739.09, 130,739.67 and 52,297.31 is: 72,170.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,739.09 : 130,739.67 = 52,297.31 : x
  2. Step 2: Convert to fraction form
    94,739.09/130,739.67 = 52,297.31/x
  3. Step 3: Cross multiply
    94,739.09x = 130,739.67 × 52,297.31
  4. Step 4: Simplify right side
    94,739.09x = 6,837,333,378.14
  5. Step 5: Solve for x
    x = 6,837,333,378.14/94,739.09
  6. Step 6: Final answer
    x = 72,170.14

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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.