Home / 42,119.85-63,110.33-37,779.33

Finding the Fourth Proportional to 42,119.85, 63,110.33 and 37,779.33

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Solution

The fourth proportional to 42,119.85, 63,110.33 and 37,779.33 is: 56,606.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,119.85 : 63,110.33 = 37,779.33 : x
  2. Step 2: Convert to fraction form
    42,119.85/63,110.33 = 37,779.33/x
  3. Step 3: Cross multiply
    42,119.85x = 63,110.33 × 37,779.33
  4. Step 4: Simplify right side
    42,119.85x = 2,384,265,794.58
  5. Step 5: Solve for x
    x = 2,384,265,794.58/42,119.85
  6. Step 6: Final answer
    x = 56,606.70

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1.5x scale

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.