Home / 115,051.84-158,782.26-67,302.16

Finding the Fourth Proportional to 115,051.84, 158,782.26 and 67,302.16

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Solution

The fourth proportional to 115,051.84, 158,782.26 and 67,302.16 is: 92,883.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,051.84 : 158,782.26 = 67,302.16 : x
  2. Step 2: Convert to fraction form
    115,051.84/158,782.26 = 67,302.16/x
  3. Step 3: Cross multiply
    115,051.84x = 158,782.26 × 67,302.16
  4. Step 4: Simplify right side
    115,051.84x = 10,686,389,067.68
  5. Step 5: Solve for x
    x = 10,686,389,067.68/115,051.84
  6. Step 6: Final answer
    x = 92,883.25

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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.