Home / 133,411.24-184,118.03-76,068.51

Finding the Fourth Proportional to 133,411.24, 184,118.03 and 76,068.51

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Solution

The fourth proportional to 133,411.24, 184,118.03 and 76,068.51 is: 104,980.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,411.24 : 184,118.03 = 76,068.51 : x
  2. Step 2: Convert to fraction form
    133,411.24/184,118.03 = 76,068.51/x
  3. Step 3: Cross multiply
    133,411.24x = 184,118.03 × 76,068.51
  4. Step 4: Simplify right side
    133,411.24x = 14,005,584,206.24
  5. Step 5: Solve for x
    x = 14,005,584,206.24/133,411.24
  6. Step 6: Final answer
    x = 104,980.54

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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.