Home / 141,913.65-195,932.12-88,271.67

Finding the Fourth Proportional to 141,913.65, 195,932.12 and 88,271.67

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Solution

The fourth proportional to 141,913.65, 195,932.12 and 88,271.67 is: 121,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,913.65 : 195,932.12 = 88,271.67 : x
  2. Step 2: Convert to fraction form
    141,913.65/195,932.12 = 88,271.67/x
  3. Step 3: Cross multiply
    141,913.65x = 195,932.12 × 88,271.67
  4. Step 4: Simplify right side
    141,913.65x = 17,295,254,997.68
  5. Step 5: Solve for x
    x = 17,295,254,997.68/141,913.65
  6. Step 6: Final answer
    x = 121,871.68

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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.