Home / 94,357.76-141,540.55-30,322.40

Finding the Fourth Proportional to 94,357.76, 141,540.55 and 30,322.40

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Solution

The fourth proportional to 94,357.76, 141,540.55 and 30,322.40 is: 45,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,357.76 : 141,540.55 = 30,322.40 : x
  2. Step 2: Convert to fraction form
    94,357.76/141,540.55 = 30,322.40/x
  3. Step 3: Cross multiply
    94,357.76x = 141,540.55 × 30,322.40
  4. Step 4: Simplify right side
    94,357.76x = 4,291,848,389.81
  5. Step 5: Solve for x
    x = 4,291,848,389.81/94,357.76
  6. Step 6: Final answer
    x = 45,484.85

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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.