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Finding the Fourth Proportional to 377,017.50, 565,521.32 and 92,710.50

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Solution

The fourth proportional to 377,017.50, 565,521.32 and 92,710.50 is: 139,064.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,017.50 : 565,521.32 = 92,710.50 : x
  2. Step 2: Convert to fraction form
    377,017.50/565,521.32 = 92,710.50/x
  3. Step 3: Cross multiply
    377,017.50x = 565,521.32 × 92,710.50
  4. Step 4: Simplify right side
    377,017.50x = 52,429,763,874.31
  5. Step 5: Solve for x
    x = 52,429,763,874.31/377,017.50
  6. Step 6: Final answer
    x = 139,064.54

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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.