Home / 93,613.46-140,391.02-31,269.38

Finding the Fourth Proportional to 93,613.46, 140,391.02 and 31,269.38

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Solution

The fourth proportional to 93,613.46, 140,391.02 and 31,269.38 is: 46,894.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,613.46 : 140,391.02 = 31,269.38 : x
  2. Step 2: Convert to fraction form
    93,613.46/140,391.02 = 31,269.38/x
  3. Step 3: Cross multiply
    93,613.46x = 140,391.02 × 31,269.38
  4. Step 4: Simplify right side
    93,613.46x = 4,389,939,529.19
  5. Step 5: Solve for x
    x = 4,389,939,529.19/93,613.46
  6. Step 6: Final answer
    x = 46,894.32

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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.