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Finding the Fourth Proportional to 180,993.61, 249,794.04 and 118,956.52

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Solution

The fourth proportional to 180,993.61, 249,794.04 and 118,956.52 is: 164,175.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,993.61 : 249,794.04 = 118,956.52 : x
  2. Step 2: Convert to fraction form
    180,993.61/249,794.04 = 118,956.52/x
  3. Step 3: Cross multiply
    180,993.61x = 249,794.04 × 118,956.52
  4. Step 4: Simplify right side
    180,993.61x = 29,714,629,715.14
  5. Step 5: Solve for x
    x = 29,714,629,715.14/180,993.61
  6. Step 6: Final answer
    x = 164,175.02

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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.