Home / 107,852.16-148,845.12-60,115.20

Finding the Fourth Proportional to 107,852.16, 148,845.12 and 60,115.20

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Solution

The fourth proportional to 107,852.16, 148,845.12 and 60,115.20 is: 82,964.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,852.16 : 148,845.12 = 60,115.20 : x
  2. Step 2: Convert to fraction form
    107,852.16/148,845.12 = 60,115.20/x
  3. Step 3: Cross multiply
    107,852.16x = 148,845.12 × 60,115.20
  4. Step 4: Simplify right side
    107,852.16x = 8,947,854,157.82
  5. Step 5: Solve for x
    x = 8,947,854,157.82/107,852.16
  6. Step 6: Final answer
    x = 82,964.07

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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.