Home / 130,573.36-180,129.78-94,684.66

Finding the Fourth Proportional to 130,573.36, 180,129.78 and 94,684.66

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Solution

The fourth proportional to 130,573.36, 180,129.78 and 94,684.66 is: 130,620.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,573.36 : 180,129.78 = 94,684.66 : x
  2. Step 2: Convert to fraction form
    130,573.36/180,129.78 = 94,684.66/x
  3. Step 3: Cross multiply
    130,573.36x = 180,129.78 × 94,684.66
  4. Step 4: Simplify right side
    130,573.36x = 17,055,526,975.17
  5. Step 5: Solve for x
    x = 17,055,526,975.17/130,573.36
  6. Step 6: Final answer
    x = 130,620.27

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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.