Home / 95,746.04-143,405.20-69,390.26

Finding the Fourth Proportional to 95,746.04, 143,405.20 and 69,390.26

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Solution

The fourth proportional to 95,746.04, 143,405.20 and 69,390.26 is: 103,930.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,746.04 : 143,405.20 = 69,390.26 : x
  2. Step 2: Convert to fraction form
    95,746.04/143,405.20 = 69,390.26/x
  3. Step 3: Cross multiply
    95,746.04x = 143,405.20 × 69,390.26
  4. Step 4: Simplify right side
    95,746.04x = 9,950,924,113.35
  5. Step 5: Solve for x
    x = 9,950,924,113.35/95,746.04
  6. Step 6: Final answer
    x = 103,930.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.