Home / 133,501.14-199,860.48-70,172.10

Finding the Fourth Proportional to 133,501.14, 199,860.48 and 70,172.10

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Solution

The fourth proportional to 133,501.14, 199,860.48 and 70,172.10 is: 105,052.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,501.14 : 199,860.48 = 70,172.10 : x
  2. Step 2: Convert to fraction form
    133,501.14/199,860.48 = 70,172.10/x
  3. Step 3: Cross multiply
    133,501.14x = 199,860.48 × 70,172.10
  4. Step 4: Simplify right side
    133,501.14x = 14,024,629,588.61
  5. Step 5: Solve for x
    x = 14,024,629,588.61/133,501.14
  6. Step 6: Final answer
    x = 105,052.51

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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.