Home / 112,329.70-168,396.04-42,258.22

Finding the Fourth Proportional to 112,329.70, 168,396.04 and 42,258.22

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Solution

The fourth proportional to 112,329.70, 168,396.04 and 42,258.22 is: 63,350.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,329.70 : 168,396.04 = 42,258.22 : x
  2. Step 2: Convert to fraction form
    112,329.70/168,396.04 = 42,258.22/x
  3. Step 3: Cross multiply
    112,329.70x = 168,396.04 × 42,258.22
  4. Step 4: Simplify right side
    112,329.70x = 7,116,116,905.45
  5. Step 5: Solve for x
    x = 7,116,116,905.45/112,329.70
  6. Step 6: Final answer
    x = 63,350.27

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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.