Home / 189,464.30-261,460.69-104,581.34

Finding the Fourth Proportional to 189,464.30, 261,460.69 and 104,581.34

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Solution

The fourth proportional to 189,464.30, 261,460.69 and 104,581.34 is: 144,322.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,464.30 : 261,460.69 = 104,581.34 : x
  2. Step 2: Convert to fraction form
    189,464.30/261,460.69 = 104,581.34/x
  3. Step 3: Cross multiply
    189,464.30x = 261,460.69 × 104,581.34
  4. Step 4: Simplify right side
    189,464.30x = 27,343,907,748.77
  5. Step 5: Solve for x
    x = 27,343,907,748.77/189,464.30
  6. Step 6: Final answer
    x = 144,322.22

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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.