Home / 280,056.04-419,943.90-93,001.96

Finding the Fourth Proportional to 280,056.04, 419,943.90 and 93,001.96

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Solution

The fourth proportional to 280,056.04, 419,943.90 and 93,001.96 is: 139,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,056.04 : 419,943.90 = 93,001.96 : x
  2. Step 2: Convert to fraction form
    280,056.04/419,943.90 = 93,001.96/x
  3. Step 3: Cross multiply
    280,056.04x = 419,943.90 × 93,001.96
  4. Step 4: Simplify right side
    280,056.04x = 39,055,605,790.04
  5. Step 5: Solve for x
    x = 39,055,605,790.04/280,056.04
  6. Step 6: Final answer
    x = 139,456.40

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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.