Home / 219,256.02-302,573.61-118,654.02

Finding the Fourth Proportional to 219,256.02, 302,573.61 and 118,654.02

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Solution

The fourth proportional to 219,256.02, 302,573.61 and 118,654.02 is: 163,742.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,256.02 : 302,573.61 = 118,654.02 : x
  2. Step 2: Convert to fraction form
    219,256.02/302,573.61 = 118,654.02/x
  3. Step 3: Cross multiply
    219,256.02x = 302,573.61 × 118,654.02
  4. Step 4: Simplify right side
    219,256.02x = 35,901,575,172.41
  5. Step 5: Solve for x
    x = 35,901,575,172.41/219,256.02
  6. Step 6: Final answer
    x = 163,742.71

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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.