Home / 107,888.36-148,892.40-60,141.65

Finding the Fourth Proportional to 107,888.36, 148,892.40 and 60,141.65

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Solution

The fourth proportional to 107,888.36, 148,892.40 and 60,141.65 is: 82,999.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,888.36 : 148,892.40 = 60,141.65 : x
  2. Step 2: Convert to fraction form
    107,888.36/148,892.40 = 60,141.65/x
  3. Step 3: Cross multiply
    107,888.36x = 148,892.40 × 60,141.65
  4. Step 4: Simplify right side
    107,888.36x = 8,954,633,864.00
  5. Step 5: Solve for x
    x = 8,954,633,864.00/107,888.36
  6. Step 6: Final answer
    x = 82,999.08

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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.