Home / 208,277.35-312,428.21-58,529.32

Finding the Fourth Proportional to 208,277.35, 312,428.21 and 58,529.32

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Solution

The fourth proportional to 208,277.35, 312,428.21 and 58,529.32 is: 87,797.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,277.35 : 312,428.21 = 58,529.32 : x
  2. Step 2: Convert to fraction form
    208,277.35/312,428.21 = 58,529.32/x
  3. Step 3: Cross multiply
    208,277.35x = 312,428.21 × 58,529.32
  4. Step 4: Simplify right side
    208,277.35x = 18,286,209,606.40
  5. Step 5: Solve for x
    x = 18,286,209,606.40/208,277.35
  6. Step 6: Final answer
    x = 87,797.40

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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.