Home / 152,347.20-228,585.60-73,420.80

Finding the Fourth Proportional to 152,347.20, 228,585.60 and 73,420.80

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Solution

The fourth proportional to 152,347.20, 228,585.60 and 73,420.80 is: 110,162.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,347.20 : 228,585.60 = 73,420.80 : x
  2. Step 2: Convert to fraction form
    152,347.20/228,585.60 = 73,420.80/x
  3. Step 3: Cross multiply
    152,347.20x = 228,585.60 × 73,420.80
  4. Step 4: Simplify right side
    152,347.20x = 16,782,937,620.48
  5. Step 5: Solve for x
    x = 16,782,937,620.48/152,347.20
  6. Step 6: Final answer
    x = 110,162.43

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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.