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Finding the Fourth Proportional to 134,465.52, 201,766.32 and 55,636.32

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Solution

The fourth proportional to 134,465.52, 201,766.32 and 55,636.32 is: 83,482.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,465.52 : 201,766.32 = 55,636.32 : x
  2. Step 2: Convert to fraction form
    134,465.52/201,766.32 = 55,636.32/x
  3. Step 3: Cross multiply
    134,465.52x = 201,766.32 × 55,636.32
  4. Step 4: Simplify right side
    134,465.52x = 11,225,535,544.74
  5. Step 5: Solve for x
    x = 11,225,535,544.74/134,465.52
  6. Step 6: Final answer
    x = 83,482.63

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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.