Home / 122,577.98-183,940.40-52,457.36

Finding the Fourth Proportional to 122,577.98, 183,940.40 and 52,457.36

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Solution

The fourth proportional to 122,577.98, 183,940.40 and 52,457.36 is: 78,717.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,577.98 : 183,940.40 = 52,457.36 : x
  2. Step 2: Convert to fraction form
    122,577.98/183,940.40 = 52,457.36/x
  3. Step 3: Cross multiply
    122,577.98x = 183,940.40 × 52,457.36
  4. Step 4: Simplify right side
    122,577.98x = 9,649,027,781.34
  5. Step 5: Solve for x
    x = 9,649,027,781.34/122,577.98
  6. Step 6: Final answer
    x = 78,717.46

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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.