Home / 287,104.37-396,217.02-166,250.93

Finding the Fourth Proportional to 287,104.37, 396,217.02 and 166,250.93

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Solution

The fourth proportional to 287,104.37, 396,217.02 and 166,250.93 is: 229,433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,104.37 : 396,217.02 = 166,250.93 : x
  2. Step 2: Convert to fraction form
    287,104.37/396,217.02 = 166,250.93/x
  3. Step 3: Cross multiply
    287,104.37x = 396,217.02 × 166,250.93
  4. Step 4: Simplify right side
    287,104.37x = 65,871,446,075.74
  5. Step 5: Solve for x
    x = 65,871,446,075.74/287,104.37
  6. Step 6: Final answer
    x = 229,433.80

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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.