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Finding the Fourth Proportional to 133,358.00, 184,038.89 and 72,925.11

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Solution

The fourth proportional to 133,358.00, 184,038.89 and 72,925.11 is: 100,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,358.00 : 184,038.89 = 72,925.11 : x
  2. Step 2: Convert to fraction form
    133,358.00/184,038.89 = 72,925.11/x
  3. Step 3: Cross multiply
    133,358.00x = 184,038.89 × 72,925.11
  4. Step 4: Simplify right side
    133,358.00x = 13,421,055,932.90
  5. Step 5: Solve for x
    x = 13,421,055,932.90/133,358.00
  6. Step 6: Final answer
    x = 100,639.30

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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.