Home / 89,403.44-134,103.65-47,274.53

Finding the Fourth Proportional to 89,403.44, 134,103.65 and 47,274.53

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Solution

The fourth proportional to 89,403.44, 134,103.65 and 47,274.53 is: 70,911.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,403.44 : 134,103.65 = 47,274.53 : x
  2. Step 2: Convert to fraction form
    89,403.44/134,103.65 = 47,274.53/x
  3. Step 3: Cross multiply
    89,403.44x = 134,103.65 × 47,274.53
  4. Step 4: Simplify right side
    89,403.44x = 6,339,687,123.92
  5. Step 5: Solve for x
    x = 6,339,687,123.92/89,403.44
  6. Step 6: Final answer
    x = 70,911.00

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1.5x scale

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.