Home / 89,856,067.80-134,784,101.70-55,367,952.60

Finding the Fourth Proportional to 89,856,067.80, 134,784,101.70 and 55,367,952.60

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Solution

The fourth proportional to 89,856,067.80, 134,784,101.70 and 55,367,952.60 is: 83,051,928.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,856,067.80 : 134,784,101.70 = 55,367,952.60 : x
  2. Step 2: Convert to fraction form
    89,856,067.80/134,784,101.70 = 55,367,952.60/x
  3. Step 3: Cross multiply
    89,856,067.80x = 134,784,101.70 × 55,367,952.60
  4. Step 4: Simplify right side
    89,856,067.80x = 7,462,719,754,159,179
  5. Step 5: Solve for x
    x = 7,462,719,754,159,179/89,856,067.80
  6. Step 6: Final answer
    x = 83,051,928.90

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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.