Home / 133,819.29-184,657.23-77,248.89

Finding the Fourth Proportional to 133,819.29, 184,657.23 and 77,248.89

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Solution

The fourth proportional to 133,819.29, 184,657.23 and 77,248.89 is: 106,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,819.29 : 184,657.23 = 77,248.89 : x
  2. Step 2: Convert to fraction form
    133,819.29/184,657.23 = 77,248.89/x
  3. Step 3: Cross multiply
    133,819.29x = 184,657.23 × 77,248.89
  4. Step 4: Simplify right side
    133,819.29x = 14,264,566,047.97
  5. Step 5: Solve for x
    x = 14,264,566,047.97/133,819.29
  6. Step 6: Final answer
    x = 106,595.74

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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.