Home / 158,574.24-218,799.36-107,626.32

Finding the Fourth Proportional to 158,574.24, 218,799.36 and 107,626.32

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Solution

The fourth proportional to 158,574.24, 218,799.36 and 107,626.32 is: 148,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,574.24 : 218,799.36 = 107,626.32 : x
  2. Step 2: Convert to fraction form
    158,574.24/218,799.36 = 107,626.32/x
  3. Step 3: Cross multiply
    158,574.24x = 218,799.36 × 107,626.32
  4. Step 4: Simplify right side
    158,574.24x = 23,548,569,935.16
  5. Step 5: Solve for x
    x = 23,548,569,935.16/158,574.24
  6. Step 6: Final answer
    x = 148,501.86

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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.