Home / 75,258.14-112,816.56-25,303.31

Finding the Fourth Proportional to 75,258.14, 112,816.56 and 25,303.31

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Solution

The fourth proportional to 75,258.14, 112,816.56 and 25,303.31 is: 37,931.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,258.14 : 112,816.56 = 25,303.31 : x
  2. Step 2: Convert to fraction form
    75,258.14/112,816.56 = 25,303.31/x
  3. Step 3: Cross multiply
    75,258.14x = 112,816.56 × 25,303.31
  4. Step 4: Simplify right side
    75,258.14x = 2,854,632,390.81
  5. Step 5: Solve for x
    x = 2,854,632,390.81/75,258.14
  6. Step 6: Final answer
    x = 37,931.21

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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.