Home / 91,406,466.82-126,143,245.11-50,153,348.26

Finding the Fourth Proportional to 91,406,466.82, 126,143,245.11 and 50,153,348.26

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Solution

The fourth proportional to 91,406,466.82, 126,143,245.11 and 50,153,348.26 is: 69,212,894.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,406,466.82 : 126,143,245.11 = 50,153,348.26 : x
  2. Step 2: Convert to fraction form
    91,406,466.82/126,143,245.11 = 50,153,348.26/x
  3. Step 3: Cross multiply
    91,406,466.82x = 126,143,245.11 × 50,153,348.26
  4. Step 4: Simplify right side
    91,406,466.82x = 6,326,506,102,648,372
  5. Step 5: Solve for x
    x = 6,326,506,102,648,372/91,406,466.82
  6. Step 6: Final answer
    x = 69,212,894.04

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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.