Home / 208,008.18-311,988.17-58,260.51

Finding the Fourth Proportional to 208,008.18, 311,988.17 and 58,260.51

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Solution

The fourth proportional to 208,008.18, 311,988.17 and 58,260.51 is: 87,384.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,008.18 : 311,988.17 = 58,260.51 : x
  2. Step 2: Convert to fraction form
    208,008.18/311,988.17 = 58,260.51/x
  3. Step 3: Cross multiply
    208,008.18x = 311,988.17 × 58,260.51
  4. Step 4: Simplify right side
    208,008.18x = 18,176,590,043.82
  5. Step 5: Solve for x
    x = 18,176,590,043.82/208,008.18
  6. Step 6: Final answer
    x = 87,384.02

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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.