Home / 136,029.94-204,365.08-128,477.10

Finding the Fourth Proportional to 136,029.94, 204,365.08 and 128,477.10

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Solution

The fourth proportional to 136,029.94, 204,365.08 and 128,477.10 is: 193,018.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,029.94 : 204,365.08 = 128,477.10 : x
  2. Step 2: Convert to fraction form
    136,029.94/204,365.08 = 128,477.10/x
  3. Step 3: Cross multiply
    136,029.94x = 204,365.08 × 128,477.10
  4. Step 4: Simplify right side
    136,029.94x = 26,256,232,819.67
  5. Step 5: Solve for x
    x = 26,256,232,819.67/136,029.94
  6. Step 6: Final answer
    x = 193,018.04

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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.