Home / 140,654.24-211,012.96-47,157.60

Finding the Fourth Proportional to 140,654.24, 211,012.96 and 47,157.60

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Solution

The fourth proportional to 140,654.24, 211,012.96 and 47,157.60 is: 70,746.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,654.24 : 211,012.96 = 47,157.60 : x
  2. Step 2: Convert to fraction form
    140,654.24/211,012.96 = 47,157.60/x
  3. Step 3: Cross multiply
    140,654.24x = 211,012.96 × 47,157.60
  4. Step 4: Simplify right side
    140,654.24x = 9,950,864,762.50
  5. Step 5: Solve for x
    x = 9,950,864,762.50/140,654.24
  6. Step 6: Final answer
    x = 70,746.99

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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.