Home / 92,973.03-139,468.77-29,777.28

Finding the Fourth Proportional to 92,973.03, 139,468.77 and 29,777.28

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Solution

The fourth proportional to 92,973.03, 139,468.77 and 29,777.28 is: 44,668.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,973.03 : 139,468.77 = 29,777.28 : x
  2. Step 2: Convert to fraction form
    92,973.03/139,468.77 = 29,777.28/x
  3. Step 3: Cross multiply
    92,973.03x = 139,468.77 × 29,777.28
  4. Step 4: Simplify right side
    92,973.03x = 4,153,000,615.55
  5. Step 5: Solve for x
    x = 4,153,000,615.55/92,973.03
  6. Step 6: Final answer
    x = 44,668.87

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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.