Home / 249,587.25-374,446.55-89,679.34

Finding the Fourth Proportional to 249,587.25, 374,446.55 and 89,679.34

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Solution

The fourth proportional to 249,587.25, 374,446.55 and 89,679.34 is: 134,542.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,587.25 : 374,446.55 = 89,679.34 : x
  2. Step 2: Convert to fraction form
    249,587.25/374,446.55 = 89,679.34/x
  3. Step 3: Cross multiply
    249,587.25x = 374,446.55 × 89,679.34
  4. Step 4: Simplify right side
    249,587.25x = 33,580,119,469.28
  5. Step 5: Solve for x
    x = 33,580,119,469.28/249,587.25
  6. Step 6: Final answer
    x = 134,542.61

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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.