Home / 210,146.08-289,961.88-125,271.04

Finding the Fourth Proportional to 210,146.08, 289,961.88 and 125,271.04

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Solution

The fourth proportional to 210,146.08, 289,961.88 and 125,271.04 is: 172,850.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,146.08 : 289,961.88 = 125,271.04 : x
  2. Step 2: Convert to fraction form
    210,146.08/289,961.88 = 125,271.04/x
  3. Step 3: Cross multiply
    210,146.08x = 289,961.88 × 125,271.04
  4. Step 4: Simplify right side
    210,146.08x = 36,323,826,267.96
  5. Step 5: Solve for x
    x = 36,323,826,267.96/210,146.08
  6. Step 6: Final answer
    x = 172,850.36

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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.