Home / 149,022.70-223,534.05-98,284.30

Finding the Fourth Proportional to 149,022.70, 223,534.05 and 98,284.30

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Solution

The fourth proportional to 149,022.70, 223,534.05 and 98,284.30 is: 147,426.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,022.70 : 223,534.05 = 98,284.30 : x
  2. Step 2: Convert to fraction form
    149,022.70/223,534.05 = 98,284.30/x
  3. Step 3: Cross multiply
    149,022.70x = 223,534.05 × 98,284.30
  4. Step 4: Simplify right side
    149,022.70x = 21,969,887,630.42
  5. Step 5: Solve for x
    x = 21,969,887,630.42/149,022.70
  6. Step 6: Final answer
    x = 147,426.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.