Home / 135,210.58-186,583.03-73,944.67

Finding the Fourth Proportional to 135,210.58, 186,583.03 and 73,944.67

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Solution

The fourth proportional to 135,210.58, 186,583.03 and 73,944.67 is: 102,039.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,210.58 : 186,583.03 = 73,944.67 : x
  2. Step 2: Convert to fraction form
    135,210.58/186,583.03 = 73,944.67/x
  3. Step 3: Cross multiply
    135,210.58x = 186,583.03 × 73,944.67
  4. Step 4: Simplify right side
    135,210.58x = 13,796,820,580.95
  5. Step 5: Solve for x
    x = 13,796,820,580.95/135,210.58
  6. Step 6: Final answer
    x = 102,039.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.