Home / 188,459.22-260,075.91-103,576.42

Finding the Fourth Proportional to 188,459.22, 260,075.91 and 103,576.42

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Solution

The fourth proportional to 188,459.22, 260,075.91 and 103,576.42 is: 142,936.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,459.22 : 260,075.91 = 103,576.42 : x
  2. Step 2: Convert to fraction form
    188,459.22/260,075.91 = 103,576.42/x
  3. Step 3: Cross multiply
    188,459.22x = 260,075.91 × 103,576.42
  4. Step 4: Simplify right side
    188,459.22x = 26,937,731,686.04
  5. Step 5: Solve for x
    x = 26,937,731,686.04/188,459.22
  6. Step 6: Final answer
    x = 142,936.66

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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.