Home / 301,736.10-452,316.15-112,145.70

Finding the Fourth Proportional to 301,736.10, 452,316.15 and 112,145.70

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Solution

The fourth proportional to 301,736.10, 452,316.15 and 112,145.70 is: 168,111.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,736.10 : 452,316.15 = 112,145.70 : x
  2. Step 2: Convert to fraction form
    301,736.10/452,316.15 = 112,145.70/x
  3. Step 3: Cross multiply
    301,736.10x = 452,316.15 × 112,145.70
  4. Step 4: Simplify right side
    301,736.10x = 50,725,311,263.06
  5. Step 5: Solve for x
    x = 50,725,311,263.06/301,736.10
  6. Step 6: Final answer
    x = 168,111.51

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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.