Home / 130,748.29-180,472.08-113,033.59

Finding the Fourth Proportional to 130,748.29, 180,472.08 and 113,033.59

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Solution

The fourth proportional to 130,748.29, 180,472.08 and 113,033.59 is: 156,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,748.29 : 180,472.08 = 113,033.59 : x
  2. Step 2: Convert to fraction form
    130,748.29/180,472.08 = 113,033.59/x
  3. Step 3: Cross multiply
    130,748.29x = 180,472.08 × 113,033.59
  4. Step 4: Simplify right side
    130,748.29x = 20,399,407,097.17
  5. Step 5: Solve for x
    x = 20,399,407,097.17/130,748.29
  6. Step 6: Final answer
    x = 156,020.45

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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.