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Finding the Fourth Proportional to 365,763.84, 548,590.33 and 99,545.11

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Solution

The fourth proportional to 365,763.84, 548,590.33 and 99,545.11 is: 149,302.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,763.84 : 548,590.33 = 99,545.11 : x
  2. Step 2: Convert to fraction form
    365,763.84/548,590.33 = 99,545.11/x
  3. Step 3: Cross multiply
    365,763.84x = 548,590.33 × 99,545.11
  4. Step 4: Simplify right side
    365,763.84x = 54,609,484,744.79
  5. Step 5: Solve for x
    x = 54,609,484,744.79/365,763.84
  6. Step 6: Final answer
    x = 149,302.58

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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.