Home / 65,211.10-97,859.85-37,131.10

Finding the Fourth Proportional to 65,211.10, 97,859.85 and 37,131.10

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Solution

The fourth proportional to 65,211.10, 97,859.85 and 37,131.10 is: 55,721.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,211.10 : 97,859.85 = 37,131.10 : x
  2. Step 2: Convert to fraction form
    65,211.10/97,859.85 = 37,131.10/x
  3. Step 3: Cross multiply
    65,211.10x = 97,859.85 × 37,131.10
  4. Step 4: Simplify right side
    65,211.10x = 3,633,643,876.34
  5. Step 5: Solve for x
    x = 3,633,643,876.34/65,211.10
  6. Step 6: Final answer
    x = 55,721.25

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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.