Home / 60,493.07-90,758.05-30,931.67

Finding the Fourth Proportional to 60,493.07, 90,758.05 and 30,931.67

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Solution

The fourth proportional to 60,493.07, 90,758.05 and 30,931.67 is: 46,406.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,493.07 : 90,758.05 = 30,931.67 : x
  2. Step 2: Convert to fraction form
    60,493.07/90,758.05 = 30,931.67/x
  3. Step 3: Cross multiply
    60,493.07x = 90,758.05 × 30,931.67
  4. Step 4: Simplify right side
    60,493.07x = 2,807,298,052.44
  5. Step 5: Solve for x
    x = 2,807,298,052.44/60,493.07
  6. Step 6: Final answer
    x = 46,406.94

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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.