Home / 130,505.26-180,094.24-76,053.96

Finding the Fourth Proportional to 130,505.26, 180,094.24 and 76,053.96

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Solution

The fourth proportional to 130,505.26, 180,094.24 and 76,053.96 is: 104,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,505.26 : 180,094.24 = 76,053.96 : x
  2. Step 2: Convert to fraction form
    130,505.26/180,094.24 = 76,053.96/x
  3. Step 3: Cross multiply
    130,505.26x = 180,094.24 × 76,053.96
  4. Step 4: Simplify right side
    130,505.26x = 13,696,880,125.19
  5. Step 5: Solve for x
    x = 13,696,880,125.19/130,505.26
  6. Step 6: Final answer
    x = 104,952.71

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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.