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Finding the Fourth Proportional to 265,488.53, 366,372.75 and 144,629.53

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Solution

The fourth proportional to 265,488.53, 366,372.75 and 144,629.53 is: 199,587.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,488.53 : 366,372.75 = 144,629.53 : x
  2. Step 2: Convert to fraction form
    265,488.53/366,372.75 = 144,629.53/x
  3. Step 3: Cross multiply
    265,488.53x = 366,372.75 × 144,629.53
  4. Step 4: Simplify right side
    265,488.53x = 52,988,318,637.31
  5. Step 5: Solve for x
    x = 52,988,318,637.31/265,488.53
  6. Step 6: Final answer
    x = 199,587.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.