Home / 177,117.03-265,679.19-71,864.01

Finding the Fourth Proportional to 177,117.03, 265,679.19 and 71,864.01

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Solution

The fourth proportional to 177,117.03, 265,679.19 and 71,864.01 is: 107,797.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,117.03 : 265,679.19 = 71,864.01 : x
  2. Step 2: Convert to fraction form
    177,117.03/265,679.19 = 71,864.01/x
  3. Step 3: Cross multiply
    177,117.03x = 265,679.19 × 71,864.01
  4. Step 4: Simplify right side
    177,117.03x = 19,092,771,966.95
  5. Step 5: Solve for x
    x = 19,092,771,966.95/177,117.03
  6. Step 6: Final answer
    x = 107,797.49

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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.