Home / 189,475.48-261,478.26-104,592.64

Finding the Fourth Proportional to 189,475.48, 261,478.26 and 104,592.64

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Solution

The fourth proportional to 189,475.48, 261,478.26 and 104,592.64 is: 144,339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,475.48 : 261,478.26 = 104,592.64 : x
  2. Step 2: Convert to fraction form
    189,475.48/261,478.26 = 104,592.64/x
  3. Step 3: Cross multiply
    189,475.48x = 261,478.26 × 104,592.64
  4. Step 4: Simplify right side
    189,475.48x = 27,348,701,516.01
  5. Step 5: Solve for x
    x = 27,348,701,516.01/189,475.48
  6. Step 6: Final answer
    x = 144,339.00

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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.