Home / 134,728.04-185,929.18-73,477.56

Finding the Fourth Proportional to 134,728.04, 185,929.18 and 73,477.56

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Solution

The fourth proportional to 134,728.04, 185,929.18 and 73,477.56 is: 101,401.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,728.04 : 185,929.18 = 73,477.56 : x
  2. Step 2: Convert to fraction form
    134,728.04/185,929.18 = 73,477.56/x
  3. Step 3: Cross multiply
    134,728.04x = 185,929.18 × 73,477.56
  4. Step 4: Simplify right side
    134,728.04x = 13,661,622,479.20
  5. Step 5: Solve for x
    x = 13,661,622,479.20/134,728.04
  6. Step 6: Final answer
    x = 101,401.48

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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.