Home / 140,260.07-210,410.87-51,506.65

Finding the Fourth Proportional to 140,260.07, 210,410.87 and 51,506.65

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Solution

The fourth proportional to 140,260.07, 210,410.87 and 51,506.65 is: 77,267.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,260.07 : 210,410.87 = 51,506.65 : x
  2. Step 2: Convert to fraction form
    140,260.07/210,410.87 = 51,506.65/x
  3. Step 3: Cross multiply
    140,260.07x = 210,410.87 × 51,506.65
  4. Step 4: Simplify right side
    140,260.07x = 10,837,559,486.60
  5. Step 5: Solve for x
    x = 10,837,559,486.60/140,260.07
  6. Step 6: Final answer
    x = 77,267.60

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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.