Home / 104,202.96-143,762.76-63,353.04

Finding the Fourth Proportional to 104,202.96, 143,762.76 and 63,353.04

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Solution

The fourth proportional to 104,202.96, 143,762.76 and 63,353.04 is: 87,404.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,202.96 : 143,762.76 = 63,353.04 : x
  2. Step 2: Convert to fraction form
    104,202.96/143,762.76 = 63,353.04/x
  3. Step 3: Cross multiply
    104,202.96x = 143,762.76 × 63,353.04
  4. Step 4: Simplify right side
    104,202.96x = 9,107,807,884.79
  5. Step 5: Solve for x
    x = 9,107,807,884.79/104,202.96
  6. Step 6: Final answer
    x = 87,404.50

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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.