Home / 84,572.68-126,883.93-25,417.37

Finding the Fourth Proportional to 84,572.68, 126,883.93 and 25,417.37

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Solution

The fourth proportional to 84,572.68, 126,883.93 and 25,417.37 is: 38,133.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,572.68 : 126,883.93 = 25,417.37 : x
  2. Step 2: Convert to fraction form
    84,572.68/126,883.93 = 25,417.37/x
  3. Step 3: Cross multiply
    84,572.68x = 126,883.93 × 25,417.37
  4. Step 4: Simplify right side
    84,572.68x = 3,225,055,795.86
  5. Step 5: Solve for x
    x = 3,225,055,795.86/84,572.68
  6. Step 6: Final answer
    x = 38,133.54

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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.