Home / 219,167.08-302,448.42-118,562.92

Finding the Fourth Proportional to 219,167.08, 302,448.42 and 118,562.92

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Solution

The fourth proportional to 219,167.08, 302,448.42 and 118,562.92 is: 163,615.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,167.08 : 302,448.42 = 118,562.92 : x
  2. Step 2: Convert to fraction form
    219,167.08/302,448.42 = 118,562.92/x
  3. Step 3: Cross multiply
    219,167.08x = 302,448.42 × 118,562.92
  4. Step 4: Simplify right side
    219,167.08x = 35,859,167,824.59
  5. Step 5: Solve for x
    x = 35,859,167,824.59/219,167.08
  6. Step 6: Final answer
    x = 163,615.67

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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.