Home / 133,840.47-184,700.79-73,411.56

Finding the Fourth Proportional to 133,840.47, 184,700.79 and 73,411.56

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Solution

The fourth proportional to 133,840.47, 184,700.79 and 73,411.56 is: 101,308.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,840.47 : 184,700.79 = 73,411.56 : x
  2. Step 2: Convert to fraction form
    133,840.47/184,700.79 = 73,411.56/x
  3. Step 3: Cross multiply
    133,840.47x = 184,700.79 × 73,411.56
  4. Step 4: Simplify right side
    133,840.47x = 13,559,173,127.13
  5. Step 5: Solve for x
    x = 13,559,173,127.13/133,840.47
  6. Step 6: Final answer
    x = 101,308.47

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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.