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Finding the Fourth Proportional to 219,255.84, 302,573.93 and 118,653.84

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Solution

The fourth proportional to 219,255.84, 302,573.93 and 118,653.84 is: 163,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,255.84 : 302,573.93 = 118,653.84 : x
  2. Step 2: Convert to fraction form
    219,255.84/302,573.93 = 118,653.84/x
  3. Step 3: Cross multiply
    219,255.84x = 302,573.93 × 118,653.84
  4. Step 4: Simplify right side
    219,255.84x = 35,901,558,085.12
  5. Step 5: Solve for x
    x = 35,901,558,085.12/219,255.84
  6. Step 6: Final answer
    x = 163,742.77

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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.