Home / 219,734.02-303,238.92-124,255

Finding the Fourth Proportional to 219,734.02, 303,238.92 and 124,255

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Solution

The fourth proportional to 219,734.02, 303,238.92 and 124,255 is: 171,475.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,734.02 : 303,238.92 = 124,255 : x
  2. Step 2: Convert to fraction form
    219,734.02/303,238.92 = 124,255/x
  3. Step 3: Cross multiply
    219,734.02x = 303,238.92 × 124,255
  4. Step 4: Simplify right side
    219,734.02x = 37,678,952,004.60
  5. Step 5: Solve for x
    x = 37,678,952,004.60/219,734.02
  6. Step 6: Final answer
    x = 171,475.28

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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.