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Finding the Fourth Proportional to 88,655.51, 133,106.29 and 55,506.06

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Solution

The fourth proportional to 88,655.51, 133,106.29 and 55,506.06 is: 83,336.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,655.51 : 133,106.29 = 55,506.06 : x
  2. Step 2: Convert to fraction form
    88,655.51/133,106.29 = 55,506.06/x
  3. Step 3: Cross multiply
    88,655.51x = 133,106.29 × 55,506.06
  4. Step 4: Simplify right side
    88,655.51x = 7,388,205,580.35
  5. Step 5: Solve for x
    x = 7,388,205,580.35/88,655.51
  6. Step 6: Final answer
    x = 83,336.11

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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.