Home / 152,000.20-228,000.30-46,851.40

Finding the Fourth Proportional to 152,000.20, 228,000.30 and 46,851.40

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Solution

The fourth proportional to 152,000.20, 228,000.30 and 46,851.40 is: 70,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,000.20 : 228,000.30 = 46,851.40 : x
  2. Step 2: Convert to fraction form
    152,000.20/228,000.30 = 46,851.40/x
  3. Step 3: Cross multiply
    152,000.20x = 228,000.30 × 46,851.40
  4. Step 4: Simplify right side
    152,000.20x = 10,682,133,255.42
  5. Step 5: Solve for x
    x = 10,682,133,255.42/152,000.20
  6. Step 6: Final answer
    x = 70,277.10

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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.