Home / 144,485.48-216,683.82-50,969.36

Finding the Fourth Proportional to 144,485.48, 216,683.82 and 50,969.36

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Solution

The fourth proportional to 144,485.48, 216,683.82 and 50,969.36 is: 76,438.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,485.48 : 216,683.82 = 50,969.36 : x
  2. Step 2: Convert to fraction form
    144,485.48/216,683.82 = 50,969.36/x
  3. Step 3: Cross multiply
    144,485.48x = 216,683.82 × 50,969.36
  4. Step 4: Simplify right side
    144,485.48x = 11,044,235,627.76
  5. Step 5: Solve for x
    x = 11,044,235,627.76/144,485.48
  6. Step 6: Final answer
    x = 76,438.38

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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.