Home / 355,219.35-532,816.74-88,982.16

Finding the Fourth Proportional to 355,219.35, 532,816.74 and 88,982.16

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Solution

The fourth proportional to 355,219.35, 532,816.74 and 88,982.16 is: 133,470.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,219.35 : 532,816.74 = 88,982.16 : x
  2. Step 2: Convert to fraction form
    355,219.35/532,816.74 = 88,982.16/x
  3. Step 3: Cross multiply
    355,219.35x = 532,816.74 × 88,982.16
  4. Step 4: Simplify right side
    355,219.35x = 47,411,184,409.36
  5. Step 5: Solve for x
    x = 47,411,184,409.36/355,219.35
  6. Step 6: Final answer
    x = 133,470.16

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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.