Home / 133,319.35-183,983.60-79,594.35

Finding the Fourth Proportional to 133,319.35, 183,983.60 and 79,594.35

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Solution

The fourth proportional to 133,319.35, 183,983.60 and 79,594.35 is: 109,841.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,319.35 : 183,983.60 = 79,594.35 : x
  2. Step 2: Convert to fraction form
    133,319.35/183,983.60 = 79,594.35/x
  3. Step 3: Cross multiply
    133,319.35x = 183,983.60 × 79,594.35
  4. Step 4: Simplify right side
    133,319.35x = 14,644,054,561.71
  5. Step 5: Solve for x
    x = 14,644,054,561.71/133,319.35
  6. Step 6: Final answer
    x = 109,841.93

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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.