Home / 158,809.41-219,140.87-95,145.57

Finding the Fourth Proportional to 158,809.41, 219,140.87 and 95,145.57

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Solution

The fourth proportional to 158,809.41, 219,140.87 and 95,145.57 is: 131,291.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,809.41 : 219,140.87 = 95,145.57 : x
  2. Step 2: Convert to fraction form
    158,809.41/219,140.87 = 95,145.57/x
  3. Step 3: Cross multiply
    158,809.41x = 219,140.87 × 95,145.57
  4. Step 4: Simplify right side
    158,809.41x = 20,850,282,510.72
  5. Step 5: Solve for x
    x = 20,850,282,510.72/158,809.41
  6. Step 6: Final answer
    x = 131,291.23

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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.