Home / 180,612.26-249,242.16-98,939.89

Finding the Fourth Proportional to 180,612.26, 249,242.16 and 98,939.89

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Solution

The fourth proportional to 180,612.26, 249,242.16 and 98,939.89 is: 136,535.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,612.26 : 249,242.16 = 98,939.89 : x
  2. Step 2: Convert to fraction form
    180,612.26/249,242.16 = 98,939.89/x
  3. Step 3: Cross multiply
    180,612.26x = 249,242.16 × 98,939.89
  4. Step 4: Simplify right side
    180,612.26x = 24,659,991,893.76
  5. Step 5: Solve for x
    x = 24,659,991,893.76/180,612.26
  6. Step 6: Final answer
    x = 136,535.54

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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.