Home / 79,588.55-109,840.26-45,601.55

Finding the Fourth Proportional to 79,588.55, 109,840.26 and 45,601.55

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Solution

The fourth proportional to 79,588.55, 109,840.26 and 45,601.55 is: 62,934.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,588.55 : 109,840.26 = 45,601.55 : x
  2. Step 2: Convert to fraction form
    79,588.55/109,840.26 = 45,601.55/x
  3. Step 3: Cross multiply
    79,588.55x = 109,840.26 × 45,601.55
  4. Step 4: Simplify right side
    79,588.55x = 5,008,885,331.19
  5. Step 5: Solve for x
    x = 5,008,885,331.19/79,588.55
  6. Step 6: Final answer
    x = 62,934.75

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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.