Home / 88,629,872.98-122,329,632.05-51,972,253.78

Finding the Fourth Proportional to 88,629,872.98, 122,329,632.05 and 51,972,253.78

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Solution

The fourth proportional to 88,629,872.98, 122,329,632.05 and 51,972,253.78 is: 71,733,677.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,629,872.98 : 122,329,632.05 = 51,972,253.78 : x
  2. Step 2: Convert to fraction form
    88,629,872.98/122,329,632.05 = 51,972,253.78/x
  3. Step 3: Cross multiply
    88,629,872.98x = 122,329,632.05 × 51,972,253.78
  4. Step 4: Simplify right side
    88,629,872.98x = 6,357,746,681,429,158
  5. Step 5: Solve for x
    x = 6,357,746,681,429,158/88,629,872.98
  6. Step 6: Final answer
    x = 71,733,677.01

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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.