Home / 235,285.48-324,829.06-154,946.28

Finding the Fourth Proportional to 235,285.48, 324,829.06 and 154,946.28

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Solution

The fourth proportional to 235,285.48, 324,829.06 and 154,946.28 is: 213,914.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,285.48 : 324,829.06 = 154,946.28 : x
  2. Step 2: Convert to fraction form
    235,285.48/324,829.06 = 154,946.28/x
  3. Step 3: Cross multiply
    235,285.48x = 324,829.06 × 154,946.28
  4. Step 4: Simplify right side
    235,285.48x = 50,331,054,482.90
  5. Step 5: Solve for x
    x = 50,331,054,482.90/235,285.48
  6. Step 6: Final answer
    x = 213,914.83

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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.