Home / 75,715.27-113,447.35-46,043.35

Finding the Fourth Proportional to 75,715.27, 113,447.35 and 46,043.35

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Solution

The fourth proportional to 75,715.27, 113,447.35 and 46,043.35 is: 68,988.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,715.27 : 113,447.35 = 46,043.35 : x
  2. Step 2: Convert to fraction form
    75,715.27/113,447.35 = 46,043.35/x
  3. Step 3: Cross multiply
    75,715.27x = 113,447.35 × 46,043.35
  4. Step 4: Simplify right side
    75,715.27x = 5,223,495,816.56
  5. Step 5: Solve for x
    x = 5,223,495,816.56/75,715.27
  6. Step 6: Final answer
    x = 68,988.67

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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.