Home / 90,533.06-124,848.83-54,228.69

Finding the Fourth Proportional to 90,533.06, 124,848.83 and 54,228.69

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Solution

The fourth proportional to 90,533.06, 124,848.83 and 54,228.69 is: 74,783.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,533.06 : 124,848.83 = 54,228.69 : x
  2. Step 2: Convert to fraction form
    90,533.06/124,848.83 = 54,228.69/x
  3. Step 3: Cross multiply
    90,533.06x = 124,848.83 × 54,228.69
  4. Step 4: Simplify right side
    90,533.06x = 6,770,388,227.79
  5. Step 5: Solve for x
    x = 6,770,388,227.79/90,533.06
  6. Step 6: Final answer
    x = 74,783.61

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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.