Home / 97,967.77-135,197.09-55,525.39

Finding the Fourth Proportional to 97,967.77, 135,197.09 and 55,525.39

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Solution

The fourth proportional to 97,967.77, 135,197.09 and 55,525.39 is: 76,625.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,967.77 : 135,197.09 = 55,525.39 : x
  2. Step 2: Convert to fraction form
    97,967.77/135,197.09 = 55,525.39/x
  3. Step 3: Cross multiply
    97,967.77x = 135,197.09 × 55,525.39
  4. Step 4: Simplify right side
    97,967.77x = 7,506,870,871.49
  5. Step 5: Solve for x
    x = 7,506,870,871.49/97,967.77
  6. Step 6: Final answer
    x = 76,625.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.