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Finding the Fourth Proportional to 133,597.68, 184,365.01 and 72,343.68

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Solution

The fourth proportional to 133,597.68, 184,365.01 and 72,343.68 is: 99,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,597.68 : 184,365.01 = 72,343.68 : x
  2. Step 2: Convert to fraction form
    133,597.68/184,365.01 = 72,343.68/x
  3. Step 3: Cross multiply
    133,597.68x = 184,365.01 × 72,343.68
  4. Step 4: Simplify right side
    133,597.68x = 13,337,643,722.75
  5. Step 5: Solve for x
    x = 13,337,643,722.75/133,597.68
  6. Step 6: Final answer
    x = 99,834.40

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1.5x scale

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.