Home / 146,690.80-220,036.23-94,432.43

Finding the Fourth Proportional to 146,690.80, 220,036.23 and 94,432.43

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Solution

The fourth proportional to 146,690.80, 220,036.23 and 94,432.43 is: 141,648.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,690.80 : 220,036.23 = 94,432.43 : x
  2. Step 2: Convert to fraction form
    146,690.80/220,036.23 = 94,432.43/x
  3. Step 3: Cross multiply
    146,690.80x = 220,036.23 × 94,432.43
  4. Step 4: Simplify right side
    146,690.80x = 20,778,556,437.03
  5. Step 5: Solve for x
    x = 20,778,556,437.03/146,690.80
  6. Step 6: Final answer
    x = 141,648.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.