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Finding the Fourth Proportional to 265,603.84, 366,526.56 and 144,748.24

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Solution

The fourth proportional to 265,603.84, 366,526.56 and 144,748.24 is: 199,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,603.84 : 366,526.56 = 144,748.24 : x
  2. Step 2: Convert to fraction form
    265,603.84/366,526.56 = 144,748.24/x
  3. Step 3: Cross multiply
    265,603.84x = 366,526.56 × 144,748.24
  4. Step 4: Simplify right side
    265,603.84x = 53,054,074,473.25
  5. Step 5: Solve for x
    x = 53,054,074,473.25/265,603.84
  6. Step 6: Final answer
    x = 199,748.90

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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.