Home / 183,912.16-253,790.68-107,438.34

Finding the Fourth Proportional to 183,912.16, 253,790.68 and 107,438.34

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Solution

The fourth proportional to 183,912.16, 253,790.68 and 107,438.34 is: 148,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,912.16 : 253,790.68 = 107,438.34 : x
  2. Step 2: Convert to fraction form
    183,912.16/253,790.68 = 107,438.34/x
  3. Step 3: Cross multiply
    183,912.16x = 253,790.68 × 107,438.34
  4. Step 4: Simplify right side
    183,912.16x = 27,266,849,366.67
  5. Step 5: Solve for x
    x = 27,266,849,366.67/183,912.16
  6. Step 6: Final answer
    x = 148,260.18

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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.