Home / 109,206.34-163,809.32-34,333.03

Finding the Fourth Proportional to 109,206.34, 163,809.32 and 34,333.03

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Solution

The fourth proportional to 109,206.34, 163,809.32 and 34,333.03 is: 51,499.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,206.34 : 163,809.32 = 34,333.03 : x
  2. Step 2: Convert to fraction form
    109,206.34/163,809.32 = 34,333.03/x
  3. Step 3: Cross multiply
    109,206.34x = 163,809.32 × 34,333.03
  4. Step 4: Simplify right side
    109,206.34x = 5,624,069,307.13
  5. Step 5: Solve for x
    x = 5,624,069,307.13/109,206.34
  6. Step 6: Final answer
    x = 51,499.48

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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.