Home / 177,469.72-265,935.20-130,116.32

Finding the Fourth Proportional to 177,469.72, 265,935.20 and 130,116.32

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Solution

The fourth proportional to 177,469.72, 265,935.20 and 130,116.32 is: 194,976.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,469.72 : 265,935.20 = 130,116.32 : x
  2. Step 2: Convert to fraction form
    177,469.72/265,935.20 = 130,116.32/x
  3. Step 3: Cross multiply
    177,469.72x = 265,935.20 × 130,116.32
  4. Step 4: Simplify right side
    177,469.72x = 34,602,509,582.46
  5. Step 5: Solve for x
    x = 34,602,509,582.46/177,469.72
  6. Step 6: Final answer
    x = 194,976.98

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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.