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Finding the Fourth Proportional to 118,568.19, 177,816.42 and 62,377.32

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Solution

The fourth proportional to 118,568.19, 177,816.42 and 62,377.32 is: 93,547.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,568.19 : 177,816.42 = 62,377.32 : x
  2. Step 2: Convert to fraction form
    118,568.19/177,816.42 = 62,377.32/x
  3. Step 3: Cross multiply
    118,568.19x = 177,816.42 × 62,377.32
  4. Step 4: Simplify right side
    118,568.19x = 11,091,711,731.59
  5. Step 5: Solve for x
    x = 11,091,711,731.59/118,568.19
  6. Step 6: Final answer
    x = 93,547.11

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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.