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Finding the Fourth Proportional to 219,276.88, 302,602.12 and 118,674.88

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Solution

The fourth proportional to 219,276.88, 302,602.12 and 118,674.88 is: 163,771.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,276.88 : 302,602.12 = 118,674.88 : x
  2. Step 2: Convert to fraction form
    219,276.88/302,602.12 = 118,674.88/x
  3. Step 3: Cross multiply
    219,276.88x = 302,602.12 × 118,674.88
  4. Step 4: Simplify right side
    219,276.88x = 35,911,269,225.55
  5. Step 5: Solve for x
    x = 35,911,269,225.55/219,276.88
  6. Step 6: Final answer
    x = 163,771.35

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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.