Home / 99,566.80-149,350.20-94,974.10

Finding the Fourth Proportional to 99,566.80, 149,350.20 and 94,974.10

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Solution

The fourth proportional to 99,566.80, 149,350.20 and 94,974.10 is: 142,461.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,566.80 : 149,350.20 = 94,974.10 : x
  2. Step 2: Convert to fraction form
    99,566.80/149,350.20 = 94,974.10/x
  3. Step 3: Cross multiply
    99,566.80x = 149,350.20 × 94,974.10
  4. Step 4: Simplify right side
    99,566.80x = 14,184,400,829.82
  5. Step 5: Solve for x
    x = 14,184,400,829.82/99,566.80
  6. Step 6: Final answer
    x = 142,461.15

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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.