Home / 73,218.24-101,045.34-41,389.92

Finding the Fourth Proportional to 73,218.24, 101,045.34 and 41,389.92

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Solution

The fourth proportional to 73,218.24, 101,045.34 and 41,389.92 is: 57,120.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,218.24 : 101,045.34 = 41,389.92 : x
  2. Step 2: Convert to fraction form
    73,218.24/101,045.34 = 41,389.92/x
  3. Step 3: Cross multiply
    73,218.24x = 101,045.34 × 41,389.92
  4. Step 4: Simplify right side
    73,218.24x = 4,182,258,538.97
  5. Step 5: Solve for x
    x = 4,182,258,538.97/73,218.24
  6. Step 6: Final answer
    x = 57,120.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.