Home / 89,031.90-133,554.76-25,853.06

Finding the Fourth Proportional to 89,031.90, 133,554.76 and 25,853.06

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Solution

The fourth proportional to 89,031.90, 133,554.76 and 25,853.06 is: 38,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,031.90 : 133,554.76 = 25,853.06 : x
  2. Step 2: Convert to fraction form
    89,031.90/133,554.76 = 25,853.06/x
  3. Step 3: Cross multiply
    89,031.90x = 133,554.76 × 25,853.06
  4. Step 4: Simplify right side
    89,031.90x = 3,452,799,622.09
  5. Step 5: Solve for x
    x = 3,452,799,622.09/89,031.90
  6. Step 6: Final answer
    x = 38,781.60

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1.5x scale

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.