Home / 184,548.80-276,167.10-128,124.20

Finding the Fourth Proportional to 184,548.80, 276,167.10 and 128,124.20

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Solution

The fourth proportional to 184,548.80, 276,167.10 and 128,124.20 is: 191,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,548.80 : 276,167.10 = 128,124.20 : x
  2. Step 2: Convert to fraction form
    184,548.80/276,167.10 = 128,124.20/x
  3. Step 3: Cross multiply
    184,548.80x = 276,167.10 × 128,124.20
  4. Step 4: Simplify right side
    184,548.80x = 35,383,688,753.82
  5. Step 5: Solve for x
    x = 35,383,688,753.82/184,548.80
  6. Step 6: Final answer
    x = 191,730.80

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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.