Home / 99,066.42-148,657.95-36,780.66

Finding the Fourth Proportional to 99,066.42, 148,657.95 and 36,780.66

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Solution

The fourth proportional to 99,066.42, 148,657.95 and 36,780.66 is: 55,192.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,066.42 : 148,657.95 = 36,780.66 : x
  2. Step 2: Convert to fraction form
    99,066.42/148,657.95 = 36,780.66/x
  3. Step 3: Cross multiply
    99,066.42x = 148,657.95 × 36,780.66
  4. Step 4: Simplify right side
    99,066.42x = 5,467,737,515.25
  5. Step 5: Solve for x
    x = 5,467,737,515.25/99,066.42
  6. Step 6: Final answer
    x = 55,192.64

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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.