Home / 141,464.84-212,290.74-66,606.39

Finding the Fourth Proportional to 141,464.84, 212,290.74 and 66,606.39

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Solution

The fourth proportional to 141,464.84, 212,290.74 and 66,606.39 is: 99,953.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,464.84 : 212,290.74 = 66,606.39 : x
  2. Step 2: Convert to fraction form
    141,464.84/212,290.74 = 66,606.39/x
  3. Step 3: Cross multiply
    141,464.84x = 212,290.74 × 66,606.39
  4. Step 4: Simplify right side
    141,464.84x = 14,139,919,821.83
  5. Step 5: Solve for x
    x = 14,139,919,821.83/141,464.84
  6. Step 6: Final answer
    x = 99,953.60

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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.