Home / 219,548.64-302,976.96-118,946.64

Finding the Fourth Proportional to 219,548.64, 302,976.96 and 118,946.64

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Solution

The fourth proportional to 219,548.64, 302,976.96 and 118,946.64 is: 164,146.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,548.64 : 302,976.96 = 118,946.64 : x
  2. Step 2: Convert to fraction form
    219,548.64/302,976.96 = 118,946.64/x
  3. Step 3: Cross multiply
    219,548.64x = 302,976.96 × 118,946.64
  4. Step 4: Simplify right side
    219,548.64x = 36,038,091,389.41
  5. Step 5: Solve for x
    x = 36,038,091,389.41/219,548.64
  6. Step 6: Final answer
    x = 164,146.27

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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.