Home / 92,946.30-139,423.77-30,617.34

Finding the Fourth Proportional to 92,946.30, 139,423.77 and 30,617.34

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Solution

The fourth proportional to 92,946.30, 139,423.77 and 30,617.34 is: 45,927.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,946.30 : 139,423.77 = 30,617.34 : x
  2. Step 2: Convert to fraction form
    92,946.30/139,423.77 = 30,617.34/x
  3. Step 3: Cross multiply
    92,946.30x = 139,423.77 × 30,617.34
  4. Step 4: Simplify right side
    92,946.30x = 4,268,784,970.17
  5. Step 5: Solve for x
    x = 4,268,784,970.17/92,946.30
  6. Step 6: Final answer
    x = 45,927.43

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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.