Home / 134,074.47-185,022.63-73,645.11

Finding the Fourth Proportional to 134,074.47, 185,022.63 and 73,645.11

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Solution

The fourth proportional to 134,074.47, 185,022.63 and 73,645.11 is: 101,630.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,074.47 : 185,022.63 = 73,645.11 : x
  2. Step 2: Convert to fraction form
    134,074.47/185,022.63 = 73,645.11/x
  3. Step 3: Cross multiply
    134,074.47x = 185,022.63 × 73,645.11
  4. Step 4: Simplify right side
    134,074.47x = 13,626,011,938.84
  5. Step 5: Solve for x
    x = 13,626,011,938.84/134,074.47
  6. Step 6: Final answer
    x = 101,630.18

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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.