Home / 133,461.95-184,181.93-73,031.28

Finding the Fourth Proportional to 133,461.95, 184,181.93 and 73,031.28

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Solution

The fourth proportional to 133,461.95, 184,181.93 and 73,031.28 is: 100,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,461.95 : 184,181.93 = 73,031.28 : x
  2. Step 2: Convert to fraction form
    133,461.95/184,181.93 = 73,031.28/x
  3. Step 3: Cross multiply
    133,461.95x = 184,181.93 × 73,031.28
  4. Step 4: Simplify right side
    133,461.95x = 13,451,041,735.61
  5. Step 5: Solve for x
    x = 13,451,041,735.61/133,461.95
  6. Step 6: Final answer
    x = 100,785.60

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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.