Home / 148,955.49-223,362.86-54,119.57

Finding the Fourth Proportional to 148,955.49, 223,362.86 and 54,119.57

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Solution

The fourth proportional to 148,955.49, 223,362.86 and 54,119.57 is: 81,153.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,955.49 : 223,362.86 = 54,119.57 : x
  2. Step 2: Convert to fraction form
    148,955.49/223,362.86 = 54,119.57/x
  3. Step 3: Cross multiply
    148,955.49x = 223,362.86 × 54,119.57
  4. Step 4: Simplify right side
    148,955.49x = 12,088,300,549.76
  5. Step 5: Solve for x
    x = 12,088,300,549.76/148,955.49
  6. Step 6: Final answer
    x = 81,153.78

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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.