Home / 124,926.60-187,476.30-89,891.40

Finding the Fourth Proportional to 124,926.60, 187,476.30 and 89,891.40

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Solution

The fourth proportional to 124,926.60, 187,476.30 and 89,891.40 is: 134,899.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,926.60 : 187,476.30 = 89,891.40 : x
  2. Step 2: Convert to fraction form
    124,926.60/187,476.30 = 89,891.40/x
  3. Step 3: Cross multiply
    124,926.60x = 187,476.30 × 89,891.40
  4. Step 4: Simplify right side
    124,926.60x = 16,852,507,073.82
  5. Step 5: Solve for x
    x = 16,852,507,073.82/124,926.60
  6. Step 6: Final answer
    x = 134,899.27

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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.