Home / 155,636.64-233,103.60-93,175.20

Finding the Fourth Proportional to 155,636.64, 233,103.60 and 93,175.20

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Solution

The fourth proportional to 155,636.64, 233,103.60 and 93,175.20 is: 139,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,636.64 : 233,103.60 = 93,175.20 : x
  2. Step 2: Convert to fraction form
    155,636.64/233,103.60 = 93,175.20/x
  3. Step 3: Cross multiply
    155,636.64x = 233,103.60 × 93,175.20
  4. Step 4: Simplify right side
    155,636.64x = 21,719,474,550.72
  5. Step 5: Solve for x
    x = 21,719,474,550.72/155,636.64
  6. Step 6: Final answer
    x = 139,552.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.