Home / 119,592.36-165,036.69-65,876.13

Finding the Fourth Proportional to 119,592.36, 165,036.69 and 65,876.13

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Solution

The fourth proportional to 119,592.36, 165,036.69 and 65,876.13 is: 90,908.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,592.36 : 165,036.69 = 65,876.13 : x
  2. Step 2: Convert to fraction form
    119,592.36/165,036.69 = 65,876.13/x
  3. Step 3: Cross multiply
    119,592.36x = 165,036.69 × 65,876.13
  4. Step 4: Simplify right side
    119,592.36x = 10,871,978,445.21
  5. Step 5: Solve for x
    x = 10,871,978,445.21/119,592.36
  6. Step 6: Final answer
    x = 90,908.64

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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.