Home / 159,019.20-238,528.80-152,193.60

Finding the Fourth Proportional to 159,019.20, 238,528.80 and 152,193.60

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Solution

The fourth proportional to 159,019.20, 238,528.80 and 152,193.60 is: 228,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,019.20 : 238,528.80 = 152,193.60 : x
  2. Step 2: Convert to fraction form
    159,019.20/238,528.80 = 152,193.60/x
  3. Step 3: Cross multiply
    159,019.20x = 238,528.80 × 152,193.60
  4. Step 4: Simplify right side
    159,019.20x = 36,302,556,775.68
  5. Step 5: Solve for x
    x = 36,302,556,775.68/159,019.20
  6. Step 6: Final answer
    x = 228,290.40

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1.5x scale

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.