Home / 279,657.93-385,927.94-152,333.52

Finding the Fourth Proportional to 279,657.93, 385,927.94 and 152,333.52

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Solution

The fourth proportional to 279,657.93, 385,927.94 and 152,333.52 is: 210,220.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,657.93 : 385,927.94 = 152,333.52 : x
  2. Step 2: Convert to fraction form
    279,657.93/385,927.94 = 152,333.52/x
  3. Step 3: Cross multiply
    279,657.93x = 385,927.94 × 152,333.52
  4. Step 4: Simplify right side
    279,657.93x = 58,789,761,566.55
  5. Step 5: Solve for x
    x = 58,789,761,566.55/279,657.93
  6. Step 6: Final answer
    x = 210,220.26

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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.