Home / 110,577.72-152,510.94-76,599.03

Finding the Fourth Proportional to 110,577.72, 152,510.94 and 76,599.03

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Solution

The fourth proportional to 110,577.72, 152,510.94 and 76,599.03 is: 105,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,577.72 : 152,510.94 = 76,599.03 : x
  2. Step 2: Convert to fraction form
    110,577.72/152,510.94 = 76,599.03/x
  3. Step 3: Cross multiply
    110,577.72x = 152,510.94 × 76,599.03
  4. Step 4: Simplify right side
    110,577.72x = 11,682,190,068.39
  5. Step 5: Solve for x
    x = 11,682,190,068.39/110,577.72
  6. Step 6: Final answer
    x = 105,646.87

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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.