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Finding the Fourth Proportional to 88,655.55, 133,054.19 and 45,973.11

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Solution

The fourth proportional to 88,655.55, 133,054.19 and 45,973.11 is: 68,996.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,655.55 : 133,054.19 = 45,973.11 : x
  2. Step 2: Convert to fraction form
    88,655.55/133,054.19 = 45,973.11/x
  3. Step 3: Cross multiply
    88,655.55x = 133,054.19 × 45,973.11
  4. Step 4: Simplify right side
    88,655.55x = 6,116,914,912.83
  5. Step 5: Solve for x
    x = 6,116,914,912.83/88,655.55
  6. Step 6: Final answer
    x = 68,996.41

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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.