Home / 141,310.90-211,966.35-36,124.30

Finding the Fourth Proportional to 141,310.90, 211,966.35 and 36,124.30

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Solution

The fourth proportional to 141,310.90, 211,966.35 and 36,124.30 is: 54,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,310.90 : 211,966.35 = 36,124.30 : x
  2. Step 2: Convert to fraction form
    141,310.90/211,966.35 = 36,124.30/x
  3. Step 3: Cross multiply
    141,310.90x = 211,966.35 × 36,124.30
  4. Step 4: Simplify right side
    141,310.90x = 7,657,136,017.31
  5. Step 5: Solve for x
    x = 7,657,136,017.31/141,310.90
  6. Step 6: Final answer
    x = 54,186.45

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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.