Home / 133,848.50-184,707.60-76,484.18

Finding the Fourth Proportional to 133,848.50, 184,707.60 and 76,484.18

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Solution

The fourth proportional to 133,848.50, 184,707.60 and 76,484.18 is: 105,546.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,848.50 : 184,707.60 = 76,484.18 : x
  2. Step 2: Convert to fraction form
    133,848.50/184,707.60 = 76,484.18/x
  3. Step 3: Cross multiply
    133,848.50x = 184,707.60 × 76,484.18
  4. Step 4: Simplify right side
    133,848.50x = 14,127,208,402.23
  5. Step 5: Solve for x
    x = 14,127,208,402.23/133,848.50
  6. Step 6: Final answer
    x = 105,546.26

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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.