Home / 99,926.40-149,909.28-29,804.16

Finding the Fourth Proportional to 99,926.40, 149,909.28 and 29,804.16

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Solution

The fourth proportional to 99,926.40, 149,909.28 and 29,804.16 is: 44,712.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,926.40 : 149,909.28 = 29,804.16 : x
  2. Step 2: Convert to fraction form
    99,926.40/149,909.28 = 29,804.16/x
  3. Step 3: Cross multiply
    99,926.40x = 149,909.28 × 29,804.16
  4. Step 4: Simplify right side
    99,926.40x = 4,467,920,166.60
  5. Step 5: Solve for x
    x = 4,467,920,166.60/99,926.40
  6. Step 6: Final answer
    x = 44,712.11

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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.