Home / 133,483.83-184,203.96-79,038.74

Finding the Fourth Proportional to 133,483.83, 184,203.96 and 79,038.74

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Solution

The fourth proportional to 133,483.83, 184,203.96 and 79,038.74 is: 109,071.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,483.83 : 184,203.96 = 79,038.74 : x
  2. Step 2: Convert to fraction form
    133,483.83/184,203.96 = 79,038.74/x
  3. Step 3: Cross multiply
    133,483.83x = 184,203.96 × 79,038.74
  4. Step 4: Simplify right side
    133,483.83x = 14,559,247,980.39
  5. Step 5: Solve for x
    x = 14,559,247,980.39/133,483.83
  6. Step 6: Final answer
    x = 109,071.25

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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.