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Finding the Fourth Proportional to 75,133.68, 112,625.68 and 37,579.16

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Solution

The fourth proportional to 75,133.68, 112,625.68 and 37,579.16 is: 56,331.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,133.68 : 112,625.68 = 37,579.16 : x
  2. Step 2: Convert to fraction form
    75,133.68/112,625.68 = 37,579.16/x
  3. Step 3: Cross multiply
    75,133.68x = 112,625.68 × 37,579.16
  4. Step 4: Simplify right side
    75,133.68x = 4,232,378,448.83
  5. Step 5: Solve for x
    x = 4,232,378,448.83/75,133.68
  6. Step 6: Final answer
    x = 56,331.31

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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.