Home / 140,318.00-210,478.79-46,823.75

Finding the Fourth Proportional to 140,318.00, 210,478.79 and 46,823.75

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Solution

The fourth proportional to 140,318.00, 210,478.79 and 46,823.75 is: 70,236.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,318.00 : 210,478.79 = 46,823.75 : x
  2. Step 2: Convert to fraction form
    140,318.00/210,478.79 = 46,823.75/x
  3. Step 3: Cross multiply
    140,318.00x = 210,478.79 × 46,823.75
  4. Step 4: Simplify right side
    140,318.00x = 9,855,405,307.93
  5. Step 5: Solve for x
    x = 9,855,405,307.93/140,318.00
  6. Step 6: Final answer
    x = 70,236.22

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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.