Home / 99,651.34-149,307.86-60,125.41

Finding the Fourth Proportional to 99,651.34, 149,307.86 and 60,125.41

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Solution

The fourth proportional to 99,651.34, 149,307.86 and 60,125.41 is: 90,086.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,651.34 : 149,307.86 = 60,125.41 : x
  2. Step 2: Convert to fraction form
    99,651.34/149,307.86 = 60,125.41/x
  3. Step 3: Cross multiply
    99,651.34x = 149,307.86 × 60,125.41
  4. Step 4: Simplify right side
    99,651.34x = 8,977,196,717.39
  5. Step 5: Solve for x
    x = 8,977,196,717.39/99,651.34
  6. Step 6: Final answer
    x = 90,086.06

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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.