Home / 55,214.57-76,197.03-31,341.98

Finding the Fourth Proportional to 55,214.57, 76,197.03 and 31,341.98

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Solution

The fourth proportional to 55,214.57, 76,197.03 and 31,341.98 is: 43,252.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,214.57 : 76,197.03 = 31,341.98 : x
  2. Step 2: Convert to fraction form
    55,214.57/76,197.03 = 31,341.98/x
  3. Step 3: Cross multiply
    55,214.57x = 76,197.03 × 31,341.98
  4. Step 4: Simplify right side
    55,214.57x = 2,388,165,790.32
  5. Step 5: Solve for x
    x = 2,388,165,790.32/55,214.57
  6. Step 6: Final answer
    x = 43,252.46

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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.