Home / 119,349.26-164,702.40-65,637.62

Finding the Fourth Proportional to 119,349.26, 164,702.40 and 65,637.62

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Solution

The fourth proportional to 119,349.26, 164,702.40 and 65,637.62 is: 90,580.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,349.26 : 164,702.40 = 65,637.62 : x
  2. Step 2: Convert to fraction form
    119,349.26/164,702.40 = 65,637.62/x
  3. Step 3: Cross multiply
    119,349.26x = 164,702.40 × 65,637.62
  4. Step 4: Simplify right side
    119,349.26x = 10,810,673,544.29
  5. Step 5: Solve for x
    x = 10,810,673,544.29/119,349.26
  6. Step 6: Final answer
    x = 90,580.15

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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.