Home / 89,570.62-134,060.64-49,528.05

Finding the Fourth Proportional to 89,570.62, 134,060.64 and 49,528.05

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Solution

The fourth proportional to 89,570.62, 134,060.64 and 49,528.05 is: 74,128.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,570.62 : 134,060.64 = 49,528.05 : x
  2. Step 2: Convert to fraction form
    89,570.62/134,060.64 = 49,528.05/x
  3. Step 3: Cross multiply
    89,570.62x = 134,060.64 × 49,528.05
  4. Step 4: Simplify right side
    89,570.62x = 6,639,762,080.95
  5. Step 5: Solve for x
    x = 6,639,762,080.95/89,570.62
  6. Step 6: Final answer
    x = 74,128.79

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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.