Home / 122,701.09-184,053.95-38,459.41

Finding the Fourth Proportional to 122,701.09, 184,053.95 and 38,459.41

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Solution

The fourth proportional to 122,701.09, 184,053.95 and 38,459.41 is: 57,689.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,701.09 : 184,053.95 = 38,459.41 : x
  2. Step 2: Convert to fraction form
    122,701.09/184,053.95 = 38,459.41/x
  3. Step 3: Cross multiply
    122,701.09x = 184,053.95 × 38,459.41
  4. Step 4: Simplify right side
    122,701.09x = 7,078,606,325.17
  5. Step 5: Solve for x
    x = 7,078,606,325.17/122,701.09
  6. Step 6: Final answer
    x = 57,689.84

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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.