Home / 140,000.15-210,050.35-60,004.55

Finding the Fourth Proportional to 140,000.15, 210,050.35 and 60,004.55

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Solution

The fourth proportional to 140,000.15, 210,050.35 and 60,004.55 is: 90,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,000.15 : 210,050.35 = 60,004.55 : x
  2. Step 2: Convert to fraction form
    140,000.15/210,050.35 = 60,004.55/x
  3. Step 3: Cross multiply
    140,000.15x = 210,050.35 × 60,004.55
  4. Step 4: Simplify right side
    140,000.15x = 12,603,977,104.21
  5. Step 5: Solve for x
    x = 12,603,977,104.21/140,000.15
  6. Step 6: Final answer
    x = 90,028.31

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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.