Home / 136,050.46-187,741.33-75,619.06

Finding the Fourth Proportional to 136,050.46, 187,741.33 and 75,619.06

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Solution

The fourth proportional to 136,050.46, 187,741.33 and 75,619.06 is: 104,349.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,050.46 : 187,741.33 = 75,619.06 : x
  2. Step 2: Convert to fraction form
    136,050.46/187,741.33 = 75,619.06/x
  3. Step 3: Cross multiply
    136,050.46x = 187,741.33 × 75,619.06
  4. Step 4: Simplify right side
    136,050.46x = 14,196,822,239.35
  5. Step 5: Solve for x
    x = 14,196,822,239.35/136,050.46
  6. Step 6: Final answer
    x = 104,349.68

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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.