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Finding the Fourth Proportional to 183,487, 253,212.52 and 107,058.64

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Solution

The fourth proportional to 183,487, 253,212.52 and 107,058.64 is: 147,741.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,487 : 253,212.52 = 107,058.64 : x
  2. Step 2: Convert to fraction form
    183,487/253,212.52 = 107,058.64/x
  3. Step 3: Cross multiply
    183,487x = 253,212.52 × 107,058.64
  4. Step 4: Simplify right side
    183,487x = 27,108,588,022.17
  5. Step 5: Solve for x
    x = 27,108,588,022.17/183,487
  6. Step 6: Final answer
    x = 147,741.19

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1.5x scale

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.