Home / 130,504.56-180,108.92-73,153.62

Finding the Fourth Proportional to 130,504.56, 180,108.92 and 73,153.62

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Solution

The fourth proportional to 130,504.56, 180,108.92 and 73,153.62 is: 100,959.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,504.56 : 180,108.92 = 73,153.62 : x
  2. Step 2: Convert to fraction form
    130,504.56/180,108.92 = 73,153.62/x
  3. Step 3: Cross multiply
    130,504.56x = 180,108.92 × 73,153.62
  4. Step 4: Simplify right side
    130,504.56x = 13,175,619,492.29
  5. Step 5: Solve for x
    x = 13,175,619,492.29/130,504.56
  6. Step 6: Final answer
    x = 100,959.07

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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.