Home / 140,127.76-210,145.56-46,608.40

Finding the Fourth Proportional to 140,127.76, 210,145.56 and 46,608.40

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Solution

The fourth proportional to 140,127.76, 210,145.56 and 46,608.40 is: 69,897.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,127.76 : 210,145.56 = 46,608.40 : x
  2. Step 2: Convert to fraction form
    140,127.76/210,145.56 = 46,608.40/x
  3. Step 3: Cross multiply
    140,127.76x = 210,145.56 × 46,608.40
  4. Step 4: Simplify right side
    140,127.76x = 9,794,548,318.70
  5. Step 5: Solve for x
    x = 9,794,548,318.70/140,127.76
  6. Step 6: Final answer
    x = 69,897.27

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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.