Home / 75,972.54-113,880.98-38,463.06

Finding the Fourth Proportional to 75,972.54, 113,880.98 and 38,463.06

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Solution

The fourth proportional to 75,972.54, 113,880.98 and 38,463.06 is: 57,655.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,972.54 : 113,880.98 = 38,463.06 : x
  2. Step 2: Convert to fraction form
    75,972.54/113,880.98 = 38,463.06/x
  3. Step 3: Cross multiply
    75,972.54x = 113,880.98 × 38,463.06
  4. Step 4: Simplify right side
    75,972.54x = 4,380,210,966.60
  5. Step 5: Solve for x
    x = 4,380,210,966.60/75,972.54
  6. Step 6: Final answer
    x = 57,655.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.