Home / 140,907.34-211,386.92-46,142.80

Finding the Fourth Proportional to 140,907.34, 211,386.92 and 46,142.80

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Solution

The fourth proportional to 140,907.34, 211,386.92 and 46,142.80 is: 69,222.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,907.34 : 211,386.92 = 46,142.80 : x
  2. Step 2: Convert to fraction form
    140,907.34/211,386.92 = 46,142.80/x
  3. Step 3: Cross multiply
    140,907.34x = 211,386.92 × 46,142.80
  4. Step 4: Simplify right side
    140,907.34x = 9,753,983,084.53
  5. Step 5: Solve for x
    x = 9,753,983,084.53/140,907.34
  6. Step 6: Final answer
    x = 69,222.68

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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.