Home / 119,647.04-179,403.60-55,536.80

Finding the Fourth Proportional to 119,647.04, 179,403.60 and 55,536.80

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Solution

The fourth proportional to 119,647.04, 179,403.60 and 55,536.80 is: 83,274.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,647.04 : 179,403.60 = 55,536.80 : x
  2. Step 2: Convert to fraction form
    119,647.04/179,403.60 = 55,536.80/x
  3. Step 3: Cross multiply
    119,647.04x = 179,403.60 × 55,536.80
  4. Step 4: Simplify right side
    119,647.04x = 9,963,501,852.48
  5. Step 5: Solve for x
    x = 9,963,501,852.48/119,647.04
  6. Step 6: Final answer
    x = 83,274.12

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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.