Home / 133,026.03-183,577.59-79,341.66

Finding the Fourth Proportional to 133,026.03, 183,577.59 and 79,341.66

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Solution

The fourth proportional to 133,026.03, 183,577.59 and 79,341.66 is: 109,492.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,026.03 : 183,577.59 = 79,341.66 : x
  2. Step 2: Convert to fraction form
    133,026.03/183,577.59 = 79,341.66/x
  3. Step 3: Cross multiply
    133,026.03x = 183,577.59 × 79,341.66
  4. Step 4: Simplify right side
    133,026.03x = 14,565,350,729.40
  5. Step 5: Solve for x
    x = 14,565,350,729.40/133,026.03
  6. Step 6: Final answer
    x = 109,492.49

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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.