Home / 88,891.10-133,293.45-49,406.30

Finding the Fourth Proportional to 88,891.10, 133,293.45 and 49,406.30

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Solution

The fourth proportional to 88,891.10, 133,293.45 and 49,406.30 is: 74,085.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,891.10 : 133,293.45 = 49,406.30 : x
  2. Step 2: Convert to fraction form
    88,891.10/133,293.45 = 49,406.30/x
  3. Step 3: Cross multiply
    88,891.10x = 133,293.45 × 49,406.30
  4. Step 4: Simplify right side
    88,891.10x = 6,585,536,178.74
  5. Step 5: Solve for x
    x = 6,585,536,178.74/88,891.10
  6. Step 6: Final answer
    x = 74,085.44

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1.5x scale

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.