Home / 71,966,037.60-107,949,056.40-59,052,021.30

Finding the Fourth Proportional to 71,966,037.60, 107,949,056.40 and 59,052,021.30

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Solution

The fourth proportional to 71,966,037.60, 107,949,056.40 and 59,052,021.30 is: 88,578,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,966,037.60 : 107,949,056.40 = 59,052,021.30 : x
  2. Step 2: Convert to fraction form
    71,966,037.60/107,949,056.40 = 59,052,021.30/x
  3. Step 3: Cross multiply
    71,966,037.60x = 107,949,056.40 × 59,052,021.30
  4. Step 4: Simplify right side
    71,966,037.60x = 6,374,609,977,847,701
  5. Step 5: Solve for x
    x = 6,374,609,977,847,701/71,966,037.60
  6. Step 6: Final answer
    x = 88,578,031.95

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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.