Home / 119,228.36-164,534.96-65,513.27

Finding the Fourth Proportional to 119,228.36, 164,534.96 and 65,513.27

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Solution

The fourth proportional to 119,228.36, 164,534.96 and 65,513.27 is: 90,408.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,228.36 : 164,534.96 = 65,513.27 : x
  2. Step 2: Convert to fraction form
    119,228.36/164,534.96 = 65,513.27/x
  3. Step 3: Cross multiply
    119,228.36x = 164,534.96 × 65,513.27
  4. Step 4: Simplify right side
    119,228.36x = 10,779,223,834.04
  5. Step 5: Solve for x
    x = 10,779,223,834.04/119,228.36
  6. Step 6: Final answer
    x = 90,408.22

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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.