Home / 130,008.51-195,084.72-63,449.19

Finding the Fourth Proportional to 130,008.51, 195,084.72 and 63,449.19

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Solution

The fourth proportional to 130,008.51, 195,084.72 and 63,449.19 is: 95,208.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,008.51 : 195,084.72 = 63,449.19 : x
  2. Step 2: Convert to fraction form
    130,008.51/195,084.72 = 63,449.19/x
  3. Step 3: Cross multiply
    130,008.51x = 195,084.72 × 63,449.19
  4. Step 4: Simplify right side
    130,008.51x = 12,377,967,465.38
  5. Step 5: Solve for x
    x = 12,377,967,465.38/130,008.51
  6. Step 6: Final answer
    x = 95,208.90

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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.