Home / 107,887.16-148,886.25-60,135.37

Finding the Fourth Proportional to 107,887.16, 148,886.25 and 60,135.37

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Solution

The fourth proportional to 107,887.16, 148,886.25 and 60,135.37 is: 82,987.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,887.16 : 148,886.25 = 60,135.37 : x
  2. Step 2: Convert to fraction form
    107,887.16/148,886.25 = 60,135.37/x
  3. Step 3: Cross multiply
    107,887.16x = 148,886.25 × 60,135.37
  4. Step 4: Simplify right side
    107,887.16x = 8,953,329,133.94
  5. Step 5: Solve for x
    x = 8,953,329,133.94/107,887.16
  6. Step 6: Final answer
    x = 82,987.90

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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.