Home / 191,448.24-286,994.94-84,775.38

Finding the Fourth Proportional to 191,448.24, 286,994.94 and 84,775.38

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Solution

The fourth proportional to 191,448.24, 286,994.94 and 84,775.38 is: 127,084.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,448.24 : 286,994.94 = 84,775.38 : x
  2. Step 2: Convert to fraction form
    191,448.24/286,994.94 = 84,775.38/x
  3. Step 3: Cross multiply
    191,448.24x = 286,994.94 × 84,775.38
  4. Step 4: Simplify right side
    191,448.24x = 24,330,105,096.58
  5. Step 5: Solve for x
    x = 24,330,105,096.58/191,448.24
  6. Step 6: Final answer
    x = 127,084.51

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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.