Home / 58,131.63-80,246.03-39,294.27

Finding the Fourth Proportional to 58,131.63, 80,246.03 and 39,294.27

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Solution

The fourth proportional to 58,131.63, 80,246.03 and 39,294.27 is: 54,242.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,131.63 : 80,246.03 = 39,294.27 : x
  2. Step 2: Convert to fraction form
    58,131.63/80,246.03 = 39,294.27/x
  3. Step 3: Cross multiply
    58,131.63x = 80,246.03 × 39,294.27
  4. Step 4: Simplify right side
    58,131.63x = 3,153,208,972.78
  5. Step 5: Solve for x
    x = 3,153,208,972.78/58,131.63
  6. Step 6: Final answer
    x = 54,242.57

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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.