Home / 141,770.41-212,695.02-61,815.37

Finding the Fourth Proportional to 141,770.41, 212,695.02 and 61,815.37

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Solution

The fourth proportional to 141,770.41, 212,695.02 and 61,815.37 is: 92,740.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,770.41 : 212,695.02 = 61,815.37 : x
  2. Step 2: Convert to fraction form
    141,770.41/212,695.02 = 61,815.37/x
  3. Step 3: Cross multiply
    141,770.41x = 212,695.02 × 61,815.37
  4. Step 4: Simplify right side
    141,770.41x = 13,147,821,358.46
  5. Step 5: Solve for x
    x = 13,147,821,358.46/141,770.41
  6. Step 6: Final answer
    x = 92,740.24

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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.