Home / 105,774.36-158,660.86-26,888.44

Finding the Fourth Proportional to 105,774.36, 158,660.86 and 26,888.44

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Solution

The fourth proportional to 105,774.36, 158,660.86 and 26,888.44 is: 40,332.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,774.36 : 158,660.86 = 26,888.44 : x
  2. Step 2: Convert to fraction form
    105,774.36/158,660.86 = 26,888.44/x
  3. Step 3: Cross multiply
    105,774.36x = 158,660.86 × 26,888.44
  4. Step 4: Simplify right side
    105,774.36x = 4,266,143,014.46
  5. Step 5: Solve for x
    x = 4,266,143,014.46/105,774.36
  6. Step 6: Final answer
    x = 40,332.49

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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.