Home / 89,851,292.28-123,994,807.02-50,701,365.72

Finding the Fourth Proportional to 89,851,292.28, 123,994,807.02 and 50,701,365.72

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Solution

The fourth proportional to 89,851,292.28, 123,994,807.02 and 50,701,365.72 is: 69,967,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,851,292.28 : 123,994,807.02 = 50,701,365.72 : x
  2. Step 2: Convert to fraction form
    89,851,292.28/123,994,807.02 = 50,701,365.72/x
  3. Step 3: Cross multiply
    89,851,292.28x = 123,994,807.02 × 50,701,365.72
  4. Step 4: Simplify right side
    89,851,292.28x = 6,286,706,058,101,843
  5. Step 5: Solve for x
    x = 6,286,706,058,101,843/89,851,292.28
  6. Step 6: Final answer
    x = 69,967,898.05

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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.