Home / 105,848.37-158,772.56-35,776.89

Finding the Fourth Proportional to 105,848.37, 158,772.56 and 35,776.89

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Solution

The fourth proportional to 105,848.37, 158,772.56 and 35,776.89 is: 53,665.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,848.37 : 158,772.56 = 35,776.89 : x
  2. Step 2: Convert to fraction form
    105,848.37/158,772.56 = 35,776.89/x
  3. Step 3: Cross multiply
    105,848.37x = 158,772.56 × 35,776.89
  4. Step 4: Simplify right side
    105,848.37x = 5,680,388,235.25
  5. Step 5: Solve for x
    x = 5,680,388,235.25/105,848.37
  6. Step 6: Final answer
    x = 53,665.34

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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.