Home / 92,835.24-139,230.45-42,867.30

Finding the Fourth Proportional to 92,835.24, 139,230.45 and 42,867.30

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Solution

The fourth proportional to 92,835.24, 139,230.45 and 42,867.30 is: 64,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,835.24 : 139,230.45 = 42,867.30 : x
  2. Step 2: Convert to fraction form
    92,835.24/139,230.45 = 42,867.30/x
  3. Step 3: Cross multiply
    92,835.24x = 139,230.45 × 42,867.30
  4. Step 4: Simplify right side
    92,835.24x = 5,968,433,469.29
  5. Step 5: Solve for x
    x = 5,968,433,469.29/92,835.24
  6. Step 6: Final answer
    x = 64,290.60

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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.