Home / 134,071.04-201,138.72-40,570.88

Finding the Fourth Proportional to 134,071.04, 201,138.72 and 40,570.88

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Solution

The fourth proportional to 134,071.04, 201,138.72 and 40,570.88 is: 60,866.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,071.04 : 201,138.72 = 40,570.88 : x
  2. Step 2: Convert to fraction form
    134,071.04/201,138.72 = 40,570.88/x
  3. Step 3: Cross multiply
    134,071.04x = 201,138.72 × 40,570.88
  4. Step 4: Simplify right side
    134,071.04x = 8,160,374,872.47
  5. Step 5: Solve for x
    x = 8,160,374,872.47/134,071.04
  6. Step 6: Final answer
    x = 60,866.05

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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.