Home / 112,170.06-168,088.87-45,529.10

Finding the Fourth Proportional to 112,170.06, 168,088.87 and 45,529.10

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Solution

The fourth proportional to 112,170.06, 168,088.87 and 45,529.10 is: 68,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,170.06 : 168,088.87 = 45,529.10 : x
  2. Step 2: Convert to fraction form
    112,170.06/168,088.87 = 45,529.10/x
  3. Step 3: Cross multiply
    112,170.06x = 168,088.87 × 45,529.10
  4. Step 4: Simplify right side
    112,170.06x = 7,652,934,971.12
  5. Step 5: Solve for x
    x = 7,652,934,971.12/112,170.06
  6. Step 6: Final answer
    x = 68,226.18

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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.