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Finding the Fourth Proportional to 219,271.46, 302,594.63 and 118,669.46

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Solution

The fourth proportional to 219,271.46, 302,594.63 and 118,669.46 is: 163,763.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,271.46 : 302,594.63 = 118,669.46 : x
  2. Step 2: Convert to fraction form
    219,271.46/302,594.63 = 118,669.46/x
  3. Step 3: Cross multiply
    219,271.46x = 302,594.63 × 118,669.46
  4. Step 4: Simplify right side
    219,271.46x = 35,908,739,234.68
  5. Step 5: Solve for x
    x = 35,908,739,234.68/219,271.46
  6. Step 6: Final answer
    x = 163,763.86

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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.