Home / 127,273.09-175,639.04-69,914.83

Finding the Fourth Proportional to 127,273.09, 175,639.04 and 69,914.83

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Solution

The fourth proportional to 127,273.09, 175,639.04 and 69,914.83 is: 96,483.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,273.09 : 175,639.04 = 69,914.83 : x
  2. Step 2: Convert to fraction form
    127,273.09/175,639.04 = 69,914.83/x
  3. Step 3: Cross multiply
    127,273.09x = 175,639.04 × 69,914.83
  4. Step 4: Simplify right side
    127,273.09x = 12,279,773,622.96
  5. Step 5: Solve for x
    x = 12,279,773,622.96/127,273.09
  6. Step 6: Final answer
    x = 96,483.66

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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.