Home / 141,534.18-212,336.91-52,790.58

Finding the Fourth Proportional to 141,534.18, 212,336.91 and 52,790.58

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Solution

The fourth proportional to 141,534.18, 212,336.91 and 52,790.58 is: 79,199.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,534.18 : 212,336.91 = 52,790.58 : x
  2. Step 2: Convert to fraction form
    141,534.18/212,336.91 = 52,790.58/x
  3. Step 3: Cross multiply
    141,534.18x = 212,336.91 × 52,790.58
  4. Step 4: Simplify right side
    141,534.18x = 11,209,388,634.31
  5. Step 5: Solve for x
    x = 11,209,388,634.31/141,534.18
  6. Step 6: Final answer
    x = 79,199.16

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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.