Home / 141,907.11-212,798.98-40,682.87

Finding the Fourth Proportional to 141,907.11, 212,798.98 and 40,682.87

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Solution

The fourth proportional to 141,907.11, 212,798.98 and 40,682.87 is: 61,006.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,907.11 : 212,798.98 = 40,682.87 : x
  2. Step 2: Convert to fraction form
    141,907.11/212,798.98 = 40,682.87/x
  3. Step 3: Cross multiply
    141,907.11x = 212,798.98 × 40,682.87
  4. Step 4: Simplify right side
    141,907.11x = 8,657,271,972.06
  5. Step 5: Solve for x
    x = 8,657,271,972.06/141,907.11
  6. Step 6: Final answer
    x = 61,006.61

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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.