Home / 93,420.75-128,923.37-50,982.02

Finding the Fourth Proportional to 93,420.75, 128,923.37 and 50,982.02

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Solution

The fourth proportional to 93,420.75, 128,923.37 and 50,982.02 is: 70,356.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,420.75 : 128,923.37 = 50,982.02 : x
  2. Step 2: Convert to fraction form
    93,420.75/128,923.37 = 50,982.02/x
  3. Step 3: Cross multiply
    93,420.75x = 128,923.37 × 50,982.02
  4. Step 4: Simplify right side
    93,420.75x = 6,572,773,310.65
  5. Step 5: Solve for x
    x = 6,572,773,310.65/93,420.75
  6. Step 6: Final answer
    x = 70,356.67

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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.