Home / 119,326.36-164,674.61-65,615.49

Finding the Fourth Proportional to 119,326.36, 164,674.61 and 65,615.49

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Solution

The fourth proportional to 119,326.36, 164,674.61 and 65,615.49 is: 90,551.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,326.36 : 164,674.61 = 65,615.49 : x
  2. Step 2: Convert to fraction form
    119,326.36/164,674.61 = 65,615.49/x
  3. Step 3: Cross multiply
    119,326.36x = 164,674.61 × 65,615.49
  4. Step 4: Simplify right side
    119,326.36x = 10,805,205,225.71
  5. Step 5: Solve for x
    x = 10,805,205,225.71/119,326.36
  6. Step 6: Final answer
    x = 90,551.70

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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.