Home / 199,427.61-275,568.51-151,597.92

Finding the Fourth Proportional to 199,427.61, 275,568.51 and 151,597.92

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Solution

The fourth proportional to 199,427.61, 275,568.51 and 151,597.92 is: 209,477.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,427.61 : 275,568.51 = 151,597.92 : x
  2. Step 2: Convert to fraction form
    199,427.61/275,568.51 = 151,597.92/x
  3. Step 3: Cross multiply
    199,427.61x = 275,568.51 × 151,597.92
  4. Step 4: Simplify right side
    199,427.61x = 41,775,614,535.37
  5. Step 5: Solve for x
    x = 41,775,614,535.37/199,427.61
  6. Step 6: Final answer
    x = 209,477.58

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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.