Home / 104,538.34-144,189.44-64,274.26

Finding the Fourth Proportional to 104,538.34, 144,189.44 and 64,274.26

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Solution

The fourth proportional to 104,538.34, 144,189.44 and 64,274.26 is: 88,653.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,538.34 : 144,189.44 = 64,274.26 : x
  2. Step 2: Convert to fraction form
    104,538.34/144,189.44 = 64,274.26/x
  3. Step 3: Cross multiply
    104,538.34x = 144,189.44 × 64,274.26
  4. Step 4: Simplify right side
    104,538.34x = 9,267,669,555.81
  5. Step 5: Solve for x
    x = 9,267,669,555.81/104,538.34
  6. Step 6: Final answer
    x = 88,653.31

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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.