Home / 123,088.56-169,797.06-84,782.22

Finding the Fourth Proportional to 123,088.56, 169,797.06 and 84,782.22

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Solution

The fourth proportional to 123,088.56, 169,797.06 and 84,782.22 is: 116,954.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,088.56 : 169,797.06 = 84,782.22 : x
  2. Step 2: Convert to fraction form
    123,088.56/169,797.06 = 84,782.22/x
  3. Step 3: Cross multiply
    123,088.56x = 169,797.06 × 84,782.22
  4. Step 4: Simplify right side
    123,088.56x = 14,395,771,696.27
  5. Step 5: Solve for x
    x = 14,395,771,696.27/123,088.56
  6. Step 6: Final answer
    x = 116,954.59

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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.