Home / 134,848.68-202,271.40-105,290.88

Finding the Fourth Proportional to 134,848.68, 202,271.40 and 105,290.88

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Solution

The fourth proportional to 134,848.68, 202,271.40 and 105,290.88 is: 157,935.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,848.68 : 202,271.40 = 105,290.88 : x
  2. Step 2: Convert to fraction form
    134,848.68/202,271.40 = 105,290.88/x
  3. Step 3: Cross multiply
    134,848.68x = 202,271.40 × 105,290.88
  4. Step 4: Simplify right side
    134,848.68x = 21,297,333,704.83
  5. Step 5: Solve for x
    x = 21,297,333,704.83/134,848.68
  6. Step 6: Final answer
    x = 157,935.06

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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.