Home / 152,446.80-228,670.20-47,276.40

Finding the Fourth Proportional to 152,446.80, 228,670.20 and 47,276.40

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Solution

The fourth proportional to 152,446.80, 228,670.20 and 47,276.40 is: 70,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,446.80 : 228,670.20 = 47,276.40 : x
  2. Step 2: Convert to fraction form
    152,446.80/228,670.20 = 47,276.40/x
  3. Step 3: Cross multiply
    152,446.80x = 228,670.20 × 47,276.40
  4. Step 4: Simplify right side
    152,446.80x = 10,810,703,843.28
  5. Step 5: Solve for x
    x = 10,810,703,843.28/152,446.80
  6. Step 6: Final answer
    x = 70,914.60

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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.