Home / 91,761,016.40-137,641,524.60-64,498,093.10

Finding the Fourth Proportional to 91,761,016.40, 137,641,524.60 and 64,498,093.10

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Solution

The fourth proportional to 91,761,016.40, 137,641,524.60 and 64,498,093.10 is: 96,747,139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,761,016.40 : 137,641,524.60 = 64,498,093.10 : x
  2. Step 2: Convert to fraction form
    91,761,016.40/137,641,524.60 = 64,498,093.10/x
  3. Step 3: Cross multiply
    91,761,016.40x = 137,641,524.60 × 64,498,093.10
  4. Step 4: Simplify right side
    91,761,016.40x = 8,877,615,868,076,740
  5. Step 5: Solve for x
    x = 8,877,615,868,076,740/91,761,016.40
  6. Step 6: Final answer
    x = 96,747,139.65

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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.