Home / 89,346.34-134,004.93-30,180.70

Finding the Fourth Proportional to 89,346.34, 134,004.93 and 30,180.70

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Solution

The fourth proportional to 89,346.34, 134,004.93 and 30,180.70 is: 45,266.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,346.34 : 134,004.93 = 30,180.70 : x
  2. Step 2: Convert to fraction form
    89,346.34/134,004.93 = 30,180.70/x
  3. Step 3: Cross multiply
    89,346.34x = 134,004.93 × 30,180.70
  4. Step 4: Simplify right side
    89,346.34x = 4,044,362,590.85
  5. Step 5: Solve for x
    x = 4,044,362,590.85/89,346.34
  6. Step 6: Final answer
    x = 45,266.12

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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.