Home / 75,388.51-113,095.05-25,471.59

Finding the Fourth Proportional to 75,388.51, 113,095.05 and 25,471.59

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Solution

The fourth proportional to 75,388.51, 113,095.05 and 25,471.59 is: 38,211.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,388.51 : 113,095.05 = 25,471.59 : x
  2. Step 2: Convert to fraction form
    75,388.51/113,095.05 = 25,471.59/x
  3. Step 3: Cross multiply
    75,388.51x = 113,095.05 × 25,471.59
  4. Step 4: Simplify right side
    75,388.51x = 2,880,710,744.63
  5. Step 5: Solve for x
    x = 2,880,710,744.63/75,388.51
  6. Step 6: Final answer
    x = 38,211.54

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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.