Home / 210,418.83-290,377.98-114,925.76

Finding the Fourth Proportional to 210,418.83, 290,377.98 and 114,925.76

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Solution

The fourth proportional to 210,418.83, 290,377.98 and 114,925.76 is: 158,597.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,418.83 : 290,377.98 = 114,925.76 : x
  2. Step 2: Convert to fraction form
    210,418.83/290,377.98 = 114,925.76/x
  3. Step 3: Cross multiply
    210,418.83x = 290,377.98 × 114,925.76
  4. Step 4: Simplify right side
    210,418.83x = 33,371,908,586.87
  5. Step 5: Solve for x
    x = 33,371,908,586.87/210,418.83
  6. Step 6: Final answer
    x = 158,597.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.