Home / 93,615.38-140,423.07-31,285.88

Finding the Fourth Proportional to 93,615.38, 140,423.07 and 31,285.88

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Solution

The fourth proportional to 93,615.38, 140,423.07 and 31,285.88 is: 46,928.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,615.38 : 140,423.07 = 31,285.88 : x
  2. Step 2: Convert to fraction form
    93,615.38/140,423.07 = 31,285.88/x
  3. Step 3: Cross multiply
    93,615.38x = 140,423.07 × 31,285.88
  4. Step 4: Simplify right side
    93,615.38x = 4,393,258,615.14
  5. Step 5: Solve for x
    x = 4,393,258,615.14/93,615.38
  6. Step 6: Final answer
    x = 46,928.82

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1.5x scale

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.