Home / 71,859.03-107,657.18-52,088.55

Finding the Fourth Proportional to 71,859.03, 107,657.18 and 52,088.55

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Solution

The fourth proportional to 71,859.03, 107,657.18 and 52,088.55 is: 78,037.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,859.03 : 107,657.18 = 52,088.55 : x
  2. Step 2: Convert to fraction form
    71,859.03/107,657.18 = 52,088.55/x
  3. Step 3: Cross multiply
    71,859.03x = 107,657.18 × 52,088.55
  4. Step 4: Simplify right side
    71,859.03x = 5,607,706,403.29
  5. Step 5: Solve for x
    x = 5,607,706,403.29/71,859.03
  6. Step 6: Final answer
    x = 78,037.60

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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.