Home / 148,881.80-223,322.70-49,057.40

Finding the Fourth Proportional to 148,881.80, 223,322.70 and 49,057.40

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Solution

The fourth proportional to 148,881.80, 223,322.70 and 49,057.40 is: 73,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,881.80 : 223,322.70 = 49,057.40 : x
  2. Step 2: Convert to fraction form
    148,881.80/223,322.70 = 49,057.40/x
  3. Step 3: Cross multiply
    148,881.80x = 223,322.70 × 49,057.40
  4. Step 4: Simplify right side
    148,881.80x = 10,955,631,022.98
  5. Step 5: Solve for x
    x = 10,955,631,022.98/148,881.80
  6. Step 6: Final answer
    x = 73,586.10

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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.