Home / 207,870.48-311,774.40-58,095.04

Finding the Fourth Proportional to 207,870.48, 311,774.40 and 58,095.04

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Solution

The fourth proportional to 207,870.48, 311,774.40 and 58,095.04 is: 87,133.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,870.48 : 311,774.40 = 58,095.04 : x
  2. Step 2: Convert to fraction form
    207,870.48/311,774.40 = 58,095.04/x
  3. Step 3: Cross multiply
    207,870.48x = 311,774.40 × 58,095.04
  4. Step 4: Simplify right side
    207,870.48x = 18,112,546,238.98
  5. Step 5: Solve for x
    x = 18,112,546,238.98/207,870.48
  6. Step 6: Final answer
    x = 87,133.81

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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.