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Finding the Fourth Proportional to 134,073.16, 185,022.48 and 73,645.22

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Solution

The fourth proportional to 134,073.16, 185,022.48 and 73,645.22 is: 101,631.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,073.16 : 185,022.48 = 73,645.22 : x
  2. Step 2: Convert to fraction form
    134,073.16/185,022.48 = 73,645.22/x
  3. Step 3: Cross multiply
    134,073.16x = 185,022.48 × 73,645.22
  4. Step 4: Simplify right side
    134,073.16x = 13,626,021,244.55
  5. Step 5: Solve for x
    x = 13,626,021,244.55/134,073.16
  6. Step 6: Final answer
    x = 101,631.24

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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.