Home / 88,519,415.75-122,156,793.78-51,849,986.75

Finding the Fourth Proportional to 88,519,415.75, 122,156,793.78 and 51,849,986.75

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Solution

The fourth proportional to 88,519,415.75, 122,156,793.78 and 51,849,986.75 is: 71,552,981.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,519,415.75 : 122,156,793.78 = 51,849,986.75 : x
  2. Step 2: Convert to fraction form
    88,519,415.75/122,156,793.78 = 51,849,986.75/x
  3. Step 3: Cross multiply
    88,519,415.75x = 122,156,793.78 × 51,849,986.75
  4. Step 4: Simplify right side
    88,519,415.75x = 6,333,828,138,915,482
  5. Step 5: Solve for x
    x = 6,333,828,138,915,482/88,519,415.75
  6. Step 6: Final answer
    x = 71,552,981.74

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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.