Home / 92,019,496.40-137,912,021.40-48,909,352.40

Finding the Fourth Proportional to 92,019,496.40, 137,912,021.40 and 48,909,352.40

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Solution

The fourth proportional to 92,019,496.40, 137,912,021.40 and 48,909,352.40 is: 73,301,723.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,019,496.40 : 137,912,021.40 = 48,909,352.40 : x
  2. Step 2: Convert to fraction form
    92,019,496.40/137,912,021.40 = 48,909,352.40/x
  3. Step 3: Cross multiply
    92,019,496.40x = 137,912,021.40 × 48,909,352.40
  4. Step 4: Simplify right side
    92,019,496.40x = 6,745,187,654,848,941
  5. Step 5: Solve for x
    x = 6,745,187,654,848,941/92,019,496.40
  6. Step 6: Final answer
    x = 73,301,723.21

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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.