Home / 188,763.06-283,242.96-76,526.22

Finding the Fourth Proportional to 188,763.06, 283,242.96 and 76,526.22

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Solution

The fourth proportional to 188,763.06, 283,242.96 and 76,526.22 is: 114,829.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,763.06 : 283,242.96 = 76,526.22 : x
  2. Step 2: Convert to fraction form
    188,763.06/283,242.96 = 76,526.22/x
  3. Step 3: Cross multiply
    188,763.06x = 283,242.96 × 76,526.22
  4. Step 4: Simplify right side
    188,763.06x = 21,675,513,070.41
  5. Step 5: Solve for x
    x = 21,675,513,070.41/188,763.06
  6. Step 6: Final answer
    x = 114,829.21

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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.