Home / 109,112.53-163,668.81-34,244.23

Finding the Fourth Proportional to 109,112.53, 163,668.81 and 34,244.23

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Solution

The fourth proportional to 109,112.53, 163,668.81 and 34,244.23 is: 51,366.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,112.53 : 163,668.81 = 34,244.23 : x
  2. Step 2: Convert to fraction form
    109,112.53/163,668.81 = 34,244.23/x
  3. Step 3: Cross multiply
    109,112.53x = 163,668.81 × 34,244.23
  4. Step 4: Simplify right side
    109,112.53x = 5,604,712,373.47
  5. Step 5: Solve for x
    x = 5,604,712,373.47/109,112.53
  6. Step 6: Final answer
    x = 51,366.35

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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.