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Finding the Fourth Proportional to 119,332.98, 164,683.53 and 65,620.26

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Solution

The fourth proportional to 119,332.98, 164,683.53 and 65,620.26 is: 90,558.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,332.98 : 164,683.53 = 65,620.26 : x
  2. Step 2: Convert to fraction form
    119,332.98/164,683.53 = 65,620.26/x
  3. Step 3: Cross multiply
    119,332.98x = 164,683.53 × 65,620.26
  4. Step 4: Simplify right side
    119,332.98x = 10,806,576,056.32
  5. Step 5: Solve for x
    x = 10,806,576,056.32/119,332.98
  6. Step 6: Final answer
    x = 90,558.17

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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.