Home / 140,405.22-210,607.85-46,910.97

Finding the Fourth Proportional to 140,405.22, 210,607.85 and 46,910.97

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Solution

The fourth proportional to 140,405.22, 210,607.85 and 46,910.97 is: 70,366.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,405.22 : 210,607.85 = 46,910.97 : x
  2. Step 2: Convert to fraction form
    140,405.22/210,607.85 = 46,910.97/x
  3. Step 3: Cross multiply
    140,405.22x = 210,607.85 × 46,910.97
  4. Step 4: Simplify right side
    140,405.22x = 9,879,818,533.11
  5. Step 5: Solve for x
    x = 9,879,818,533.11/140,405.22
  6. Step 6: Final answer
    x = 70,366.46

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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.