Home / 219,284.25-302,619.60-134,384.91

Finding the Fourth Proportional to 219,284.25, 302,619.60 and 134,384.91

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Solution

The fourth proportional to 219,284.25, 302,619.60 and 134,384.91 is: 185,455.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,284.25 : 302,619.60 = 134,384.91 : x
  2. Step 2: Convert to fraction form
    219,284.25/302,619.60 = 134,384.91/x
  3. Step 3: Cross multiply
    219,284.25x = 302,619.60 × 134,384.91
  4. Step 4: Simplify right side
    219,284.25x = 40,667,507,710.24
  5. Step 5: Solve for x
    x = 40,667,507,710.24/219,284.25
  6. Step 6: Final answer
    x = 185,455.67

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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.