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Finding the Fourth Proportional to 133,826.88, 184,681.09 and 74,210.88

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Solution

The fourth proportional to 133,826.88, 184,681.09 and 74,210.88 is: 102,411.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,826.88 : 184,681.09 = 74,210.88 : x
  2. Step 2: Convert to fraction form
    133,826.88/184,681.09 = 74,210.88/x
  3. Step 3: Cross multiply
    133,826.88x = 184,681.09 × 74,210.88
  4. Step 4: Simplify right side
    133,826.88x = 13,705,346,208.26
  5. Step 5: Solve for x
    x = 13,705,346,208.26/133,826.88
  6. Step 6: Final answer
    x = 102,411.01

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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.