Home / 88,825.10-133,091.85-75,703.10

Finding the Fourth Proportional to 88,825.10, 133,091.85 and 75,703.10

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Solution

The fourth proportional to 88,825.10, 133,091.85 and 75,703.10 is: 113,430.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,825.10 : 133,091.85 = 75,703.10 : x
  2. Step 2: Convert to fraction form
    88,825.10/133,091.85 = 75,703.10/x
  3. Step 3: Cross multiply
    88,825.10x = 133,091.85 × 75,703.10
  4. Step 4: Simplify right side
    88,825.10x = 10,075,465,629.74
  5. Step 5: Solve for x
    x = 10,075,465,629.74/88,825.10
  6. Step 6: Final answer
    x = 113,430.39

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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.