Home / 119,496.04-164,903.25-65,779.90

Finding the Fourth Proportional to 119,496.04, 164,903.25 and 65,779.90

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Solution

The fourth proportional to 119,496.04, 164,903.25 and 65,779.90 is: 90,775.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,496.04 : 164,903.25 = 65,779.90 : x
  2. Step 2: Convert to fraction form
    119,496.04/164,903.25 = 65,779.90/x
  3. Step 3: Cross multiply
    119,496.04x = 164,903.25 × 65,779.90
  4. Step 4: Simplify right side
    119,496.04x = 10,847,319,294.68
  5. Step 5: Solve for x
    x = 10,847,319,294.68/119,496.04
  6. Step 6: Final answer
    x = 90,775.55

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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.