Home / 92,448,014.70-138,672,022.05-65,574,158.70

Finding the Fourth Proportional to 92,448,014.70, 138,672,022.05 and 65,574,158.70

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Solution

The fourth proportional to 92,448,014.70, 138,672,022.05 and 65,574,158.70 is: 98,361,238.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,448,014.70 : 138,672,022.05 = 65,574,158.70 : x
  2. Step 2: Convert to fraction form
    92,448,014.70/138,672,022.05 = 65,574,158.70/x
  3. Step 3: Cross multiply
    92,448,014.70x = 138,672,022.05 × 65,574,158.70
  4. Step 4: Simplify right side
    92,448,014.70x = 9,093,301,181,156,600
  5. Step 5: Solve for x
    x = 9,093,301,181,156,600/92,448,014.70
  6. Step 6: Final answer
    x = 98,361,238.05

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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.