Home / 251,486.29-377,276.06-83,018.35

Finding the Fourth Proportional to 251,486.29, 377,276.06 and 83,018.35

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Solution

The fourth proportional to 251,486.29, 377,276.06 and 83,018.35 is: 124,542.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,486.29 : 377,276.06 = 83,018.35 : x
  2. Step 2: Convert to fraction form
    251,486.29/377,276.06 = 83,018.35/x
  3. Step 3: Cross multiply
    251,486.29x = 377,276.06 × 83,018.35
  4. Step 4: Simplify right side
    251,486.29x = 31,320,835,995.70
  5. Step 5: Solve for x
    x = 31,320,835,995.70/251,486.29
  6. Step 6: Final answer
    x = 124,542.92

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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.