Home / 134,179.74-185,172.48-73,752.53

Finding the Fourth Proportional to 134,179.74, 185,172.48 and 73,752.53

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Solution

The fourth proportional to 134,179.74, 185,172.48 and 73,752.53 is: 101,780.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,179.74 : 185,172.48 = 73,752.53 : x
  2. Step 2: Convert to fraction form
    134,179.74/185,172.48 = 73,752.53/x
  3. Step 3: Cross multiply
    134,179.74x = 185,172.48 × 73,752.53
  4. Step 4: Simplify right side
    134,179.74x = 13,656,937,960.51
  5. Step 5: Solve for x
    x = 13,656,937,960.51/134,179.74
  6. Step 6: Final answer
    x = 101,780.92

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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.