Home / 130,094.17-195,046.58-87,869.54

Finding the Fourth Proportional to 130,094.17, 195,046.58 and 87,869.54

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Solution

The fourth proportional to 130,094.17, 195,046.58 and 87,869.54 is: 131,740.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,094.17 : 195,046.58 = 87,869.54 : x
  2. Step 2: Convert to fraction form
    130,094.17/195,046.58 = 87,869.54/x
  3. Step 3: Cross multiply
    130,094.17x = 195,046.58 × 87,869.54
  4. Step 4: Simplify right side
    130,094.17x = 17,138,653,970.46
  5. Step 5: Solve for x
    x = 17,138,653,970.46/130,094.17
  6. Step 6: Final answer
    x = 131,740.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.