Home / 190,372.08-262,710.32-104,330.40

Finding the Fourth Proportional to 190,372.08, 262,710.32 and 104,330.40

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Solution

The fourth proportional to 190,372.08, 262,710.32 and 104,330.40 is: 143,974.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,372.08 : 262,710.32 = 104,330.40 : x
  2. Step 2: Convert to fraction form
    190,372.08/262,710.32 = 104,330.40/x
  3. Step 3: Cross multiply
    190,372.08x = 262,710.32 × 104,330.40
  4. Step 4: Simplify right side
    190,372.08x = 27,408,672,769.73
  5. Step 5: Solve for x
    x = 27,408,672,769.73/190,372.08
  6. Step 6: Final answer
    x = 143,974.23

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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.