Home / 148,966.20-223,412.58-89,011.80

Finding the Fourth Proportional to 148,966.20, 223,412.58 and 89,011.80

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Solution

The fourth proportional to 148,966.20, 223,412.58 and 89,011.80 is: 133,495.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,966.20 : 223,412.58 = 89,011.80 : x
  2. Step 2: Convert to fraction form
    148,966.20/223,412.58 = 89,011.80/x
  3. Step 3: Cross multiply
    148,966.20x = 223,412.58 × 89,011.80
  4. Step 4: Simplify right side
    148,966.20x = 19,886,355,888.44
  5. Step 5: Solve for x
    x = 19,886,355,888.44/148,966.20
  6. Step 6: Final answer
    x = 133,495.76

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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.