Home / 86,060.56-118,772.82-52,087.74

Finding the Fourth Proportional to 86,060.56, 118,772.82 and 52,087.74

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Solution

The fourth proportional to 86,060.56, 118,772.82 and 52,087.74 is: 71,886.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,060.56 : 118,772.82 = 52,087.74 : x
  2. Step 2: Convert to fraction form
    86,060.56/118,772.82 = 52,087.74/x
  3. Step 3: Cross multiply
    86,060.56x = 118,772.82 × 52,087.74
  4. Step 4: Simplify right side
    86,060.56x = 6,186,607,748.98
  5. Step 5: Solve for x
    x = 6,186,607,748.98/86,060.56
  6. Step 6: Final answer
    x = 71,886.68

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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.