Home / 107,312.67-148,093.22-58,919.06

Finding the Fourth Proportional to 107,312.67, 148,093.22 and 58,919.06

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Solution

The fourth proportional to 107,312.67, 148,093.22 and 58,919.06 is: 81,309.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,312.67 : 148,093.22 = 58,919.06 : x
  2. Step 2: Convert to fraction form
    107,312.67/148,093.22 = 58,919.06/x
  3. Step 3: Cross multiply
    107,312.67x = 148,093.22 × 58,919.06
  4. Step 4: Simplify right side
    107,312.67x = 8,725,513,832.30
  5. Step 5: Solve for x
    x = 8,725,513,832.30/107,312.67
  6. Step 6: Final answer
    x = 81,309.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.