Home / 134,153.29-185,132.42-73,728.91

Finding the Fourth Proportional to 134,153.29, 185,132.42 and 73,728.91

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Solution

The fourth proportional to 134,153.29, 185,132.42 and 73,728.91 is: 101,746.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,153.29 : 185,132.42 = 73,728.91 : x
  2. Step 2: Convert to fraction form
    134,153.29/185,132.42 = 73,728.91/x
  3. Step 3: Cross multiply
    134,153.29x = 185,132.42 × 73,728.91
  4. Step 4: Simplify right side
    134,153.29x = 13,649,611,532.26
  5. Step 5: Solve for x
    x = 13,649,611,532.26/134,153.29
  6. Step 6: Final answer
    x = 101,746.38

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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.