Home / 93,541.24-140,312.04-31,211.92

Finding the Fourth Proportional to 93,541.24, 140,312.04 and 31,211.92

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Solution

The fourth proportional to 93,541.24, 140,312.04 and 31,211.92 is: 46,817.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,541.24 : 140,312.04 = 31,211.92 : x
  2. Step 2: Convert to fraction form
    93,541.24/140,312.04 = 31,211.92/x
  3. Step 3: Cross multiply
    93,541.24x = 140,312.04 × 31,211.92
  4. Step 4: Simplify right side
    93,541.24x = 4,379,408,167.52
  5. Step 5: Solve for x
    x = 4,379,408,167.52/93,541.24
  6. Step 6: Final answer
    x = 46,817.94

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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.