Home / 141,829.10-212,743.65-42,004.70

Finding the Fourth Proportional to 141,829.10, 212,743.65 and 42,004.70

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Solution

The fourth proportional to 141,829.10, 212,743.65 and 42,004.70 is: 63,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,829.10 : 212,743.65 = 42,004.70 : x
  2. Step 2: Convert to fraction form
    141,829.10/212,743.65 = 42,004.70/x
  3. Step 3: Cross multiply
    141,829.10x = 212,743.65 × 42,004.70
  4. Step 4: Simplify right side
    141,829.10x = 8,936,233,195.16
  5. Step 5: Solve for x
    x = 8,936,233,195.16/141,829.10
  6. Step 6: Final answer
    x = 63,007.05

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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.