Home / 150,438.75-207,485.93-127,852.52

Finding the Fourth Proportional to 150,438.75, 207,485.93 and 127,852.52

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Solution

The fourth proportional to 150,438.75, 207,485.93 and 127,852.52 is: 176,334.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,438.75 : 207,485.93 = 127,852.52 : x
  2. Step 2: Convert to fraction form
    150,438.75/207,485.93 = 127,852.52/x
  3. Step 3: Cross multiply
    150,438.75x = 207,485.93 × 127,852.52
  4. Step 4: Simplify right side
    150,438.75x = 26,527,597,338.35
  5. Step 5: Solve for x
    x = 26,527,597,338.35/150,438.75
  6. Step 6: Final answer
    x = 176,334.87

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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.