Home / 140,172.14-210,290.40-40,333.16

Finding the Fourth Proportional to 140,172.14, 210,290.40 and 40,333.16

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Solution

The fourth proportional to 140,172.14, 210,290.40 and 40,333.16 is: 60,509.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,172.14 : 210,290.40 = 40,333.16 : x
  2. Step 2: Convert to fraction form
    140,172.14/210,290.40 = 40,333.16/x
  3. Step 3: Cross multiply
    140,172.14x = 210,290.40 × 40,333.16
  4. Step 4: Simplify right side
    140,172.14x = 8,481,675,298.21
  5. Step 5: Solve for x
    x = 8,481,675,298.21/140,172.14
  6. Step 6: Final answer
    x = 60,509.00

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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.