Home / 136,816.65-205,245.50-48,054.51

Finding the Fourth Proportional to 136,816.65, 205,245.50 and 48,054.51

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Solution

The fourth proportional to 136,816.65, 205,245.50 and 48,054.51 is: 72,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,816.65 : 205,245.50 = 48,054.51 : x
  2. Step 2: Convert to fraction form
    136,816.65/205,245.50 = 48,054.51/x
  3. Step 3: Cross multiply
    136,816.65x = 205,245.50 × 48,054.51
  4. Step 4: Simplify right side
    136,816.65x = 9,862,971,691.93
  5. Step 5: Solve for x
    x = 9,862,971,691.93/136,816.65
  6. Step 6: Final answer
    x = 72,088.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.