Home / 88,990.34-133,518.87-46,269.02

Finding the Fourth Proportional to 88,990.34, 133,518.87 and 46,269.02

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Solution

The fourth proportional to 88,990.34, 133,518.87 and 46,269.02 is: 69,420.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,990.34 : 133,518.87 = 46,269.02 : x
  2. Step 2: Convert to fraction form
    88,990.34/133,518.87 = 46,269.02/x
  3. Step 3: Cross multiply
    88,990.34x = 133,518.87 × 46,269.02
  4. Step 4: Simplify right side
    88,990.34x = 6,177,787,266.41
  5. Step 5: Solve for x
    x = 6,177,787,266.41/88,990.34
  6. Step 6: Final answer
    x = 69,420.87

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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.