Home / 118,233.10-177,349.86-94,690.40

Finding the Fourth Proportional to 118,233.10, 177,349.86 and 94,690.40

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Solution

The fourth proportional to 118,233.10, 177,349.86 and 94,690.40 is: 142,035.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,233.10 : 177,349.86 = 94,690.40 : x
  2. Step 2: Convert to fraction form
    118,233.10/177,349.86 = 94,690.40/x
  3. Step 3: Cross multiply
    118,233.10x = 177,349.86 × 94,690.40
  4. Step 4: Simplify right side
    118,233.10x = 16,793,329,183.34
  5. Step 5: Solve for x
    x = 16,793,329,183.34/118,233.10
  6. Step 6: Final answer
    x = 142,035.77

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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.