Home / 58,215.75-80,337.74-31,719.75

Finding the Fourth Proportional to 58,215.75, 80,337.74 and 31,719.75

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Solution

The fourth proportional to 58,215.75, 80,337.74 and 31,719.75 is: 43,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,215.75 : 80,337.74 = 31,719.75 : x
  2. Step 2: Convert to fraction form
    58,215.75/80,337.74 = 31,719.75/x
  3. Step 3: Cross multiply
    58,215.75x = 80,337.74 × 31,719.75
  4. Step 4: Simplify right side
    58,215.75x = 2,548,292,869.77
  5. Step 5: Solve for x
    x = 2,548,292,869.77/58,215.75
  6. Step 6: Final answer
    x = 43,773.26

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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.