Home / 140,289.12-210,450.96-46,774.08

Finding the Fourth Proportional to 140,289.12, 210,450.96 and 46,774.08

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Solution

The fourth proportional to 140,289.12, 210,450.96 and 46,774.08 is: 70,166.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,289.12 : 210,450.96 = 46,774.08 : x
  2. Step 2: Convert to fraction form
    140,289.12/210,450.96 = 46,774.08/x
  3. Step 3: Cross multiply
    140,289.12x = 210,450.96 × 46,774.08
  4. Step 4: Simplify right side
    140,289.12x = 9,843,650,039.12
  5. Step 5: Solve for x
    x = 9,843,650,039.12/140,289.12
  6. Step 6: Final answer
    x = 70,166.88

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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.