Home / 122,459.28-183,683.16-51,363.44

Finding the Fourth Proportional to 122,459.28, 183,683.16 and 51,363.44

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Solution

The fourth proportional to 122,459.28, 183,683.16 and 51,363.44 is: 77,042.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,459.28 : 183,683.16 = 51,363.44 : x
  2. Step 2: Convert to fraction form
    122,459.28/183,683.16 = 51,363.44/x
  3. Step 3: Cross multiply
    122,459.28x = 183,683.16 × 51,363.44
  4. Step 4: Simplify right side
    122,459.28x = 9,434,598,967.67
  5. Step 5: Solve for x
    x = 9,434,598,967.67/122,459.28
  6. Step 6: Final answer
    x = 77,042.74

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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.