Home / 141,934.69-212,902.07-57,740.66

Finding the Fourth Proportional to 141,934.69, 212,902.07 and 57,740.66

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Solution

The fourth proportional to 141,934.69, 212,902.07 and 57,740.66 is: 86,611.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,934.69 : 212,902.07 = 57,740.66 : x
  2. Step 2: Convert to fraction form
    141,934.69/212,902.07 = 57,740.66/x
  3. Step 3: Cross multiply
    141,934.69x = 212,902.07 × 57,740.66
  4. Step 4: Simplify right side
    141,934.69x = 12,293,106,037.17
  5. Step 5: Solve for x
    x = 12,293,106,037.17/141,934.69
  6. Step 6: Final answer
    x = 86,611.00

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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.