Home / 158,045.19-218,282.00-106,272.22

Finding the Fourth Proportional to 158,045.19, 218,282.00 and 106,272.22

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Solution

The fourth proportional to 158,045.19, 218,282.00 and 106,272.22 is: 146,776.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,045.19 : 218,282.00 = 106,272.22 : x
  2. Step 2: Convert to fraction form
    158,045.19/218,282.00 = 106,272.22/x
  3. Step 3: Cross multiply
    158,045.19x = 218,282.00 × 106,272.22
  4. Step 4: Simplify right side
    158,045.19x = 23,197,311,914.65
  5. Step 5: Solve for x
    x = 23,197,311,914.65/158,045.19
  6. Step 6: Final answer
    x = 146,776.45

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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.