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Finding the Fourth Proportional to 118,792.08, 178,188.24 and 35,686.08

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Solution

The fourth proportional to 118,792.08, 178,188.24 and 35,686.08 is: 53,529.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,792.08 : 178,188.24 = 35,686.08 : x
  2. Step 2: Convert to fraction form
    118,792.08/178,188.24 = 35,686.08/x
  3. Step 3: Cross multiply
    118,792.08x = 178,188.24 × 35,686.08
  4. Step 4: Simplify right side
    118,792.08x = 6,358,839,787.70
  5. Step 5: Solve for x
    x = 6,358,839,787.70/118,792.08
  6. Step 6: Final answer
    x = 53,529.16

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1.5x scale

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.