Home / 141,926.40-212,812.80-58,828.80

Finding the Fourth Proportional to 141,926.40, 212,812.80 and 58,828.80

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Solution

The fourth proportional to 141,926.40, 212,812.80 and 58,828.80 is: 88,211.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,926.40 : 212,812.80 = 58,828.80 : x
  2. Step 2: Convert to fraction form
    141,926.40/212,812.80 = 58,828.80/x
  3. Step 3: Cross multiply
    141,926.40x = 212,812.80 × 58,828.80
  4. Step 4: Simplify right side
    141,926.40x = 12,519,521,648.64
  5. Step 5: Solve for x
    x = 12,519,521,648.64/141,926.40
  6. Step 6: Final answer
    x = 88,211.37

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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.