Home / 226,307.04-312,313.60-125,705.04

Finding the Fourth Proportional to 226,307.04, 312,313.60 and 125,705.04

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Solution

The fourth proportional to 226,307.04, 312,313.60 and 125,705.04 is: 173,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,307.04 : 312,313.60 = 125,705.04 : x
  2. Step 2: Convert to fraction form
    226,307.04/312,313.60 = 125,705.04/x
  3. Step 3: Cross multiply
    226,307.04x = 312,313.60 × 125,705.04
  4. Step 4: Simplify right side
    226,307.04x = 39,259,393,580.54
  5. Step 5: Solve for x
    x = 39,259,393,580.54/226,307.04
  6. Step 6: Final answer
    x = 173,478.45

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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.