Home / 155,284.52-232,941.36-55,455.32

Finding the Fourth Proportional to 155,284.52, 232,941.36 and 55,455.32

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Solution

The fourth proportional to 155,284.52, 232,941.36 and 55,455.32 is: 83,188.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,284.52 : 232,941.36 = 55,455.32 : x
  2. Step 2: Convert to fraction form
    155,284.52/232,941.36 = 55,455.32/x
  3. Step 3: Cross multiply
    155,284.52x = 232,941.36 × 55,455.32
  4. Step 4: Simplify right side
    155,284.52x = 12,917,837,660.04
  5. Step 5: Solve for x
    x = 12,917,837,660.04/155,284.52
  6. Step 6: Final answer
    x = 83,188.19

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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.