Home / 102,416,942.12-141,346,333.05-62,750,796.97

Finding the Fourth Proportional to 102,416,942.12, 141,346,333.05 and 62,750,796.97

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Solution

The fourth proportional to 102,416,942.12, 141,346,333.05 and 62,750,796.97 is: 86,602,810.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,416,942.12 : 141,346,333.05 = 62,750,796.97 : x
  2. Step 2: Convert to fraction form
    102,416,942.12/141,346,333.05 = 62,750,796.97/x
  3. Step 3: Cross multiply
    102,416,942.12x = 141,346,333.05 × 62,750,796.97
  4. Step 4: Simplify right side
    102,416,942.12x = 8,869,595,047,321,186
  5. Step 5: Solve for x
    x = 8,869,595,047,321,186/102,416,942.12
  6. Step 6: Final answer
    x = 86,602,810.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.