Home / 94,809.64-142,237.84-28,249.50

Finding the Fourth Proportional to 94,809.64, 142,237.84 and 28,249.50

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Solution

The fourth proportional to 94,809.64, 142,237.84 and 28,249.50 is: 42,381.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,809.64 : 142,237.84 = 28,249.50 : x
  2. Step 2: Convert to fraction form
    94,809.64/142,237.84 = 28,249.50/x
  3. Step 3: Cross multiply
    94,809.64x = 142,237.84 × 28,249.50
  4. Step 4: Simplify right side
    94,809.64x = 4,018,147,861.08
  5. Step 5: Solve for x
    x = 4,018,147,861.08/94,809.64
  6. Step 6: Final answer
    x = 42,381.22

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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.