Home / 88,634.24-133,008.96-47,110.40

Finding the Fourth Proportional to 88,634.24, 133,008.96 and 47,110.40

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Solution

The fourth proportional to 88,634.24, 133,008.96 and 47,110.40 is: 70,696.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,634.24 : 133,008.96 = 47,110.40 : x
  2. Step 2: Convert to fraction form
    88,634.24/133,008.96 = 47,110.40/x
  3. Step 3: Cross multiply
    88,634.24x = 133,008.96 × 47,110.40
  4. Step 4: Simplify right side
    88,634.24x = 6,266,105,309.18
  5. Step 5: Solve for x
    x = 6,266,105,309.18/88,634.24
  6. Step 6: Final answer
    x = 70,696.22

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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.