Home / 88,887.47-133,368.26-39,003.42

Finding the Fourth Proportional to 88,887.47, 133,368.26 and 39,003.42

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Solution

The fourth proportional to 88,887.47, 133,368.26 and 39,003.42 is: 58,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,887.47 : 133,368.26 = 39,003.42 : x
  2. Step 2: Convert to fraction form
    88,887.47/133,368.26 = 39,003.42/x
  3. Step 3: Cross multiply
    88,887.47x = 133,368.26 × 39,003.42
  4. Step 4: Simplify right side
    88,887.47x = 5,201,818,064.43
  5. Step 5: Solve for x
    x = 5,201,818,064.43/88,887.47
  6. Step 6: Final answer
    x = 58,521.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.