Home / 155,240.10-232,858.35-109,459.26

Finding the Fourth Proportional to 155,240.10, 232,858.35 and 109,459.26

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Solution

The fourth proportional to 155,240.10, 232,858.35 and 109,459.26 is: 164,187.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,240.10 : 232,858.35 = 109,459.26 : x
  2. Step 2: Convert to fraction form
    155,240.10/232,858.35 = 109,459.26/x
  3. Step 3: Cross multiply
    155,240.10x = 232,858.35 × 109,459.26
  4. Step 4: Simplify right side
    155,240.10x = 25,488,502,675.82
  5. Step 5: Solve for x
    x = 25,488,502,675.82/155,240.10
  6. Step 6: Final answer
    x = 164,187.62

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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.