Home / 150,666.40-225,999.60-38,346.40

Finding the Fourth Proportional to 150,666.40, 225,999.60 and 38,346.40

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Solution

The fourth proportional to 150,666.40, 225,999.60 and 38,346.40 is: 57,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,666.40 : 225,999.60 = 38,346.40 : x
  2. Step 2: Convert to fraction form
    150,666.40/225,999.60 = 38,346.40/x
  3. Step 3: Cross multiply
    150,666.40x = 225,999.60 × 38,346.40
  4. Step 4: Simplify right side
    150,666.40x = 8,666,271,061.44
  5. Step 5: Solve for x
    x = 8,666,271,061.44/150,666.40
  6. Step 6: Final answer
    x = 57,519.60

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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.