Home / 240,602.76-331,985.70-133,167.72

Finding the Fourth Proportional to 240,602.76, 331,985.70 and 133,167.72

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Solution

The fourth proportional to 240,602.76, 331,985.70 and 133,167.72 is: 183,745.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,602.76 : 331,985.70 = 133,167.72 : x
  2. Step 2: Convert to fraction form
    240,602.76/331,985.70 = 133,167.72/x
  3. Step 3: Cross multiply
    240,602.76x = 331,985.70 × 133,167.72
  4. Step 4: Simplify right side
    240,602.76x = 44,209,778,741.60
  5. Step 5: Solve for x
    x = 44,209,778,741.60/240,602.76
  6. Step 6: Final answer
    x = 183,745.93

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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.