Home / 75,328.52-103,954.02-43,502.84

Finding the Fourth Proportional to 75,328.52, 103,954.02 and 43,502.84

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Solution

The fourth proportional to 75,328.52, 103,954.02 and 43,502.84 is: 60,034.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,328.52 : 103,954.02 = 43,502.84 : x
  2. Step 2: Convert to fraction form
    75,328.52/103,954.02 = 43,502.84/x
  3. Step 3: Cross multiply
    75,328.52x = 103,954.02 × 43,502.84
  4. Step 4: Simplify right side
    75,328.52x = 4,522,295,099.42
  5. Step 5: Solve for x
    x = 4,522,295,099.42/75,328.52
  6. Step 6: Final answer
    x = 60,034.30

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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.