Home / 70,785.92-97,688.59-40,576.25

Finding the Fourth Proportional to 70,785.92, 97,688.59 and 40,576.25

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Solution

The fourth proportional to 70,785.92, 97,688.59 and 40,576.25 is: 55,997.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,785.92 : 97,688.59 = 40,576.25 : x
  2. Step 2: Convert to fraction form
    70,785.92/97,688.59 = 40,576.25/x
  3. Step 3: Cross multiply
    70,785.92x = 97,688.59 × 40,576.25
  4. Step 4: Simplify right side
    70,785.92x = 3,963,836,792.77
  5. Step 5: Solve for x
    x = 3,963,836,792.77/70,785.92
  6. Step 6: Final answer
    x = 55,997.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.