Home / 152,409.27-210,427.49-95,135.79

Finding the Fourth Proportional to 152,409.27, 210,427.49 and 95,135.79

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Solution

The fourth proportional to 152,409.27, 210,427.49 and 95,135.79 is: 131,351.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,409.27 : 210,427.49 = 95,135.79 : x
  2. Step 2: Convert to fraction form
    152,409.27/210,427.49 = 95,135.79/x
  3. Step 3: Cross multiply
    152,409.27x = 210,427.49 × 95,135.79
  4. Step 4: Simplify right side
    152,409.27x = 20,019,185,498.87
  5. Step 5: Solve for x
    x = 20,019,185,498.87/152,409.27
  6. Step 6: Final answer
    x = 131,351.50

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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.