Home / 91,298,872.44-136,625,034.21-56,771,533.41

Finding the Fourth Proportional to 91,298,872.44, 136,625,034.21 and 56,771,533.41

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Solution

The fourth proportional to 91,298,872.44, 136,625,034.21 and 56,771,533.41 is: 84,956,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,298,872.44 : 136,625,034.21 = 56,771,533.41 : x
  2. Step 2: Convert to fraction form
    91,298,872.44/136,625,034.21 = 56,771,533.41/x
  3. Step 3: Cross multiply
    91,298,872.44x = 136,625,034.21 × 56,771,533.41
  4. Step 4: Simplify right side
    91,298,872.44x = 7,756,412,694,295,408
  5. Step 5: Solve for x
    x = 7,756,412,694,295,408/91,298,872.44
  6. Step 6: Final answer
    x = 84,956,281.35

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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.