Home / 318,162.02-477,141.61-104,890.19

Finding the Fourth Proportional to 318,162.02, 477,141.61 and 104,890.19

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Solution

The fourth proportional to 318,162.02, 477,141.61 and 104,890.19 is: 157,301.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,162.02 : 477,141.61 = 104,890.19 : x
  2. Step 2: Convert to fraction form
    318,162.02/477,141.61 = 104,890.19/x
  3. Step 3: Cross multiply
    318,162.02x = 477,141.61 × 104,890.19
  4. Step 4: Simplify right side
    318,162.02x = 50,047,471,219.65
  5. Step 5: Solve for x
    x = 50,047,471,219.65/318,162.02
  6. Step 6: Final answer
    x = 157,301.84

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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.