Home / 107,873.32-148,870.30-60,127.02

Finding the Fourth Proportional to 107,873.32, 148,870.30 and 60,127.02

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Solution

The fourth proportional to 107,873.32, 148,870.30 and 60,127.02 is: 82,978.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,873.32 : 148,870.30 = 60,127.02 : x
  2. Step 2: Convert to fraction form
    107,873.32/148,870.30 = 60,127.02/x
  3. Step 3: Cross multiply
    107,873.32x = 148,870.30 × 60,127.02
  4. Step 4: Simplify right side
    107,873.32x = 8,951,127,505.51
  5. Step 5: Solve for x
    x = 8,951,127,505.51/107,873.32
  6. Step 6: Final answer
    x = 82,978.14

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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.