Home / 110,728.35-152,805.08-60,427.35

Finding the Fourth Proportional to 110,728.35, 152,805.08 and 60,427.35

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Solution

The fourth proportional to 110,728.35, 152,805.08 and 60,427.35 is: 83,389.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,728.35 : 152,805.08 = 60,427.35 : x
  2. Step 2: Convert to fraction form
    110,728.35/152,805.08 = 60,427.35/x
  3. Step 3: Cross multiply
    110,728.35x = 152,805.08 × 60,427.35
  4. Step 4: Simplify right side
    110,728.35x = 9,233,606,202.01
  5. Step 5: Solve for x
    x = 9,233,606,202.01/110,728.35
  6. Step 6: Final answer
    x = 83,389.72

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1.5x scale

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.