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Finding the Fourth Proportional to 75,437.40, 113,127.30 and 22,829.40

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Solution

The fourth proportional to 75,437.40, 113,127.30 and 22,829.40 is: 34,235.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,437.40 : 113,127.30 = 22,829.40 : x
  2. Step 2: Convert to fraction form
    75,437.40/113,127.30 = 22,829.40/x
  3. Step 3: Cross multiply
    75,437.40x = 113,127.30 × 22,829.40
  4. Step 4: Simplify right side
    75,437.40x = 2,582,628,382.62
  5. Step 5: Solve for x
    x = 2,582,628,382.62/75,437.40
  6. Step 6: Final answer
    x = 34,235.38

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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.