Home / 56,736.90-78,290.12-32,860.26

Finding the Fourth Proportional to 56,736.90, 78,290.12 and 32,860.26

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Solution

The fourth proportional to 56,736.90, 78,290.12 and 32,860.26 is: 45,343.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,736.90 : 78,290.12 = 32,860.26 : x
  2. Step 2: Convert to fraction form
    56,736.90/78,290.12 = 32,860.26/x
  3. Step 3: Cross multiply
    56,736.90x = 78,290.12 × 32,860.26
  4. Step 4: Simplify right side
    56,736.90x = 2,572,633,698.63
  5. Step 5: Solve for x
    x = 2,572,633,698.63/56,736.90
  6. Step 6: Final answer
    x = 45,343.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.