Home / 92,971.99-139,461.30-29,783.91

Finding the Fourth Proportional to 92,971.99, 139,461.30 and 29,783.91

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Solution

The fourth proportional to 92,971.99, 139,461.30 and 29,783.91 is: 44,676.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,971.99 : 139,461.30 = 29,783.91 : x
  2. Step 2: Convert to fraction form
    92,971.99/139,461.30 = 29,783.91/x
  3. Step 3: Cross multiply
    92,971.99x = 139,461.30 × 29,783.91
  4. Step 4: Simplify right side
    92,971.99x = 4,153,702,807.68
  5. Step 5: Solve for x
    x = 4,153,702,807.68/92,971.99
  6. Step 6: Final answer
    x = 44,676.93

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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.