Home / 89,366.07-134,068.38-30,200.43

Finding the Fourth Proportional to 89,366.07, 134,068.38 and 30,200.43

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Solution

The fourth proportional to 89,366.07, 134,068.38 and 30,200.43 is: 45,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,366.07 : 134,068.38 = 30,200.43 : x
  2. Step 2: Convert to fraction form
    89,366.07/134,068.38 = 30,200.43/x
  3. Step 3: Cross multiply
    89,366.07x = 134,068.38 × 30,200.43
  4. Step 4: Simplify right side
    89,366.07x = 4,048,922,725.40
  5. Step 5: Solve for x
    x = 4,048,922,725.40/89,366.07
  6. Step 6: Final answer
    x = 45,307.16

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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.