Home / 134,284.39-185,313.71-73,031.15

Finding the Fourth Proportional to 134,284.39, 185,313.71 and 73,031.15

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Solution

The fourth proportional to 134,284.39, 185,313.71 and 73,031.15 is: 100,783.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,284.39 : 185,313.71 = 73,031.15 : x
  2. Step 2: Convert to fraction form
    134,284.39/185,313.71 = 73,031.15/x
  3. Step 3: Cross multiply
    134,284.39x = 185,313.71 × 73,031.15
  4. Step 4: Simplify right side
    134,284.39x = 13,533,673,352.07
  5. Step 5: Solve for x
    x = 13,533,673,352.07/134,284.39
  6. Step 6: Final answer
    x = 100,783.67

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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.