Home / 93,974,857.20-140,962,285.80-87,597,565.20

Finding the Fourth Proportional to 93,974,857.20, 140,962,285.80 and 87,597,565.20

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Solution

The fourth proportional to 93,974,857.20, 140,962,285.80 and 87,597,565.20 is: 131,396,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,974,857.20 : 140,962,285.80 = 87,597,565.20 : x
  2. Step 2: Convert to fraction form
    93,974,857.20/140,962,285.80 = 87,597,565.20/x
  3. Step 3: Cross multiply
    93,974,857.20x = 140,962,285.80 × 87,597,565.20
  4. Step 4: Simplify right side
    93,974,857.20x = 12,347,953,021,106,536
  5. Step 5: Solve for x
    x = 12,347,953,021,106,536/93,974,857.20
  6. Step 6: Final answer
    x = 131,396,347.80

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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.