Home / 102,274.58-141,073.02-66,022.22

Finding the Fourth Proportional to 102,274.58, 141,073.02 and 66,022.22

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Solution

The fourth proportional to 102,274.58, 141,073.02 and 66,022.22 is: 91,068.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,274.58 : 141,073.02 = 66,022.22 : x
  2. Step 2: Convert to fraction form
    102,274.58/141,073.02 = 66,022.22/x
  3. Step 3: Cross multiply
    102,274.58x = 141,073.02 × 66,022.22
  4. Step 4: Simplify right side
    102,274.58x = 9,313,953,257.14
  5. Step 5: Solve for x
    x = 9,313,953,257.14/102,274.58
  6. Step 6: Final answer
    x = 91,068.12

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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.