Home / 177,740.37-245,284.62-106,126.65

Finding the Fourth Proportional to 177,740.37, 245,284.62 and 106,126.65

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Solution

The fourth proportional to 177,740.37, 245,284.62 and 106,126.65 is: 146,456.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,740.37 : 245,284.62 = 106,126.65 : x
  2. Step 2: Convert to fraction form
    177,740.37/245,284.62 = 106,126.65/x
  3. Step 3: Cross multiply
    177,740.37x = 245,284.62 × 106,126.65
  4. Step 4: Simplify right side
    177,740.37x = 26,031,235,017.12
  5. Step 5: Solve for x
    x = 26,031,235,017.12/177,740.37
  6. Step 6: Final answer
    x = 146,456.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.