Home / 90,441.14-124,806.81-52,197.68

Finding the Fourth Proportional to 90,441.14, 124,806.81 and 52,197.68

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Solution

The fourth proportional to 90,441.14, 124,806.81 and 52,197.68 is: 72,031.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,441.14 : 124,806.81 = 52,197.68 : x
  2. Step 2: Convert to fraction form
    90,441.14/124,806.81 = 52,197.68/x
  3. Step 3: Cross multiply
    90,441.14x = 124,806.81 × 52,197.68
  4. Step 4: Simplify right side
    90,441.14x = 6,514,626,437.96
  5. Step 5: Solve for x
    x = 6,514,626,437.96/90,441.14
  6. Step 6: Final answer
    x = 72,031.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.